US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Niu Technologies

1.95

+0.01000.52%

Volume:73.29K

Turnover:142.14K

Market Cap:152.95M

PE:-5.26

High:1.97

Open:1.94

Low:1.91

Close:1.94

52wk High:5.67

52wk Low:1.91

Shares:78.44M

Float Shares:37.30M

Volume Ratio:0.55

T/O Rate:0.20%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-0.3706

EPS(LYR):-0.0715

ROE:-24.98%

ROA:-4.63%

PB:1.43

PE(LYR):-27.28

Loading ...

Overview Company News Filings

Annual Report

Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Annual Report

Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Employee Stock Ownership

Form S-8 - Securities to be offered to employees in employee benefit plans

Annual Report

Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Beneficial Ownership Change

Form SC 13D - General statement of acquisition of beneficial ownership

Correspondence

Form CORRESP - Correspondence

[Rev.]Annual Report

Form 20-F/A - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]: [Amend]

Correspondence

Form CORRESP - Correspondence

Correspondence

Form CORRESP - Correspondence

Annual Report

20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.atigrdive.com/stock/NIU/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"NIU","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NIU\",,,,,undefined,":{"symbol":"NIU","market":"US","secType":"STK","nameCN":"Niu Technologies","latestPrice":1.95,"timestamp":1787683796013,"preClose":1.94,"halted":0,"volume":73293,"delay":0,"changeRate":0.005154639175257737,"floatShares":37300100,"shares":78436088,"eps":-0.370602,"marketStatus":"Trading","change":0.01,"latestTime":"08-25 14:50:04 EDT","open":1.94,"high":1.97,"low":1.91,"amount":142142.2673979,"amplitude":0.030928,"askPrice":1.95,"askSize":500,"bidPrice":1.94,"bidSize":2692,"shortable":3,"etf":0,"ttmEps":-0.370602,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1787688000000},"marketStatusCode":2,"adr":0,"adrRate":2,"listingDate":1539921600000,"exchange":"NASDAQ","adjPreClose":1.94,"preHourTrading":{"tag":"盘前","latestPrice":1.92,"preClose":1.94,"latestTime":"04:01 EDT","volume":2,"amount":3.8996,"timestamp":1787644878342,"change":-0.02,"changeRate":-0.010309,"amplitude":0.030722},"postHourTrading":{"tag":"盘后","latestPrice":1.94,"preClose":1.94,"latestTime":"19:30 EDT","volume":666,"amount":1292.04,"timestamp":1787614204484,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.554852,"impliedVol":0.9265,"impliedVolPercentile":0.3705},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NIU\",,,,,undefined,":{"symbol":"NIU","floatShares":37300100,"roa":"-4.63%","roe":"-24.98%","lyrEps":-0.071486,"volumeRatio":0.554852,"shares":78436088,"dividePrice":0,"high":1.97,"amplitude":0.030928,"preClose":1.94,"low":1.91,"week52Low":1.91,"pbRate":"1.43","psRate":"0.22","week52High":5.67,"institutionHeld":0,"latestPrice":1.95,"committee":0.686717,"eps":-0.370602,"divideRate":0,"volume":73293,"delay":0,"ttmEps":-0.370602,"open":1.94,"prevYearClose":3.03,"prevWeekClose":1.95,"prevMonthClose":2.59,"prevQuarterClose":2.01,"fiveDayClose":2.03,"twentyDayClose":2.65,"sixtyDayClose":2.35},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/NIU\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-10","symbol":"NIU","fiscalQuarterEnding":"2026/06","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1786334400000,"reportTimeType":"pre","actualEps":-0.19},{"market":"US","date":"2026-05-18","symbol":"NIU","fiscalQuarterEnding":"2026/03","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1779076800000,"reportTimeType":"pre","actualEps":-0.17},{"market":"US","date":"2026-03-16","symbol":"NIU","fiscalQuarterEnding":"2025/12","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1773633600000,"reportTimeType":"pre","actualEps":-0.16},{"market":"US","date":"2025-11-17","symbol":"NIU","fiscalQuarterEnding":"2025/09","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1763355600000,"reportTimeType":"pre","actualEps":0.14},{"market":"US","date":"2025-08-11","symbol":"NIU","fiscalQuarterEnding":"2025/06","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1754884800000,"reportTimeType":"pre","actualEps":0.01}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"NIU\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"NIU\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0,"buy":0.6667,"hold":0.3333,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.6667,"analysts":3,"updateTime":1743912000000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/NIU\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"NIU","date":"2026-08-24","current":-5.234726,"percent":0.502807,"low":-94.220001,"twenty":-17.833665,"median":-5.133223,"eighty":21.999904,"high":90.962943,"avg":-1.562945,"sd":34.36173,"marketCap":152950371},"quantilePoints":[{"date":"2021-08-27","current":56.073384,"twenty":-10.692471,"median":55.028397,"eighty":99.829257,"marketCap":1946537974},{"date":"2021-09-03","current":63.886045,"twenty":-10.685561,"median":55.3404,"eighty":99.637849,"marketCap":2223416220},{"date":"2021-09-10","current":61.216388,"twenty":-10.675939,"median":55.518496,"eighty":99.530568,"marketCap":2134174472},{"date":"2021-09-17","current":57.997972,"twenty":-10.656377,"median":55.734467,"eighty":99.374999,"marketCap":2015185473},{"date":"2021-09-24","current":53.102607,"twenty":-10.640024,"median":55.619193,"eighty":99.05777,"marketCap":1845092225},{"date":"2021-10-01","current":50.118377,"twenty":-10.636326,"median":55.408936,"eighty":98.732928,"marketCap":1746697477},{"date":"2021-10-08","current":54.977567,"twenty":-10.634008,"median":55.228051,"eighty":98.654712,"marketCap":1916790724},{"date":"2021-10-15","current":53.021967,"twenty":-10.61355,"median":55.028397,"eighty":98.559326,"marketCap":1851194225},{"date":"2021-10-22","current":52.522438,"twenty":-10.580732,"median":54.911445,"eighty":98.248523,"marketCap":1848143225},{"date":"2021-10-29","current":56.934262,"twenty":-10.561366,"median":54.977567,"eighty":97.549343,"marketCap":1996879473},{"date":"2021-11-05","current":56.81042,"twenty":-10.539866,"median":55.172727,"eighty":96.896603,"marketCap":1994591223},{"date":"2021-11-12","current":56.960394,"twenty":-10.536471,"median":55.277839,"eighty":96.839839,"marketCap":2006032473},{"date":"2021-11-19","current":52.177628,"twenty":-10.516566,"median":55.228051,"eighty":96.595205,"marketCap":1835176475},{"date":"2021-11-26","current":40.778264,"twenty":-10.488696,"median":55.097793,"eighty":96.108092,"marketCap":1507956730},{"date":"2021-12-03","current":38.785751,"twenty":-10.486532,"median":54.845323,"eighty":95.253227,"marketCap":1437783731},{"date":"2021-12-10","current":38.186435,"twenty":-10.481818,"median":54.727205,"eighty":95.112375,"marketCap":1417189481},{"date":"2021-12-17","current":31.561103,"twenty":-10.470792,"median":54.658364,"eighty":94.86791,"marketCap":1170058484},{"date":"2021-12-23","current":32.849503,"twenty":-10.47027,"median":54.416171,"eighty":94.757401,"marketCap":1218874484},{"date":"2021-12-31","current":33.024722,"twenty":-10.450491,"median":54.151477,"eighty":94.070389,"marketCap":1228790233},{"date":"2022-01-07","current":33.87393,"twenty":-10.436178,"median":53.799453,"eighty":93.447205,"marketCap":1255486483},{"date":"2022-01-14","current":30.34072,"twenty":-10.435909,"median":53.513969,"eighty":93.317237,"marketCap":1128869985},{"date":"2022-01-21","current":29.231094,"twenty":-10.41289,"median":53.216614,"eighty":93.020139,"marketCap":1089969735},{"date":"2022-01-28","current":26.13039,"twenty":-10.390602,"median":53.030335,"eighty":92.140594,"marketCap":970980737},{"date":"2022-02-04","current":27.834101,"twenty":-10.374683,"median":52.639003,"eighty":91.848073,"marketCap":1034288986},{"date":"2022-02-11","current":27.687851,"twenty":-10.365871,"median":52.477965,"eighty":91.59925,"marketCap":1029712486},{"date":"2022-02-18","current":26.680683,"twenty":-10.360863,"median":51.930983,"eighty":91.441439,"marketCap":996914236},{"date":"2022-02-25","current":24.707743,"twenty":-10.356313,"median":51.605325,"eighty":91.198257,"marketCap":924452987},{"date":"2022-03-04","current":21.2883,"twenty":-10.347533,"median":51.284227,"eighty":90.848511,"marketCap":796310989},{"date":"2022-03-11","current":17.879428,"twenty":-10.338604,"median":50.760908,"eighty":89.697688,"marketCap":636896241},{"date":"2022-03-18","current":22.302596,"twenty":-10.329663,"median":50.407255,"eighty":89.018364,"marketCap":791734489},{"date":"2022-03-25","current":21.13447,"twenty":-10.321495,"median":50.116591,"eighty":88.991176,"marketCap":749783240},{"date":"2022-04-01","current":21.147331,"twenty":-10.30648,"median":49.553186,"eighty":88.762673,"marketCap":750545990},{"date":"2022-04-08","current":20.506143,"twenty":-10.272924,"median":49.386615,"eighty":88.46619,"marketCap":727663490},{"date":"2022-04-14","current":19.235068,"twenty":-10.243997,"median":49.069126,"eighty":88.309875,"marketCap":681135741},{"date":"2022-04-22","current":18.75385,"twenty":-10.22527,"median":48.338205,"eighty":88.210197,"marketCap":651388491},{"date":"2022-04-29","current":21.49827,"twenty":-10.179595,"median":47.81534,"eighty":88.096,"marketCap":734621688},{"date":"2022-05-06","current":18.802359,"twenty":-10.077067,"median":47.653636,"eighty":87.965762,"marketCap":636928542},{"date":"2022-05-13","current":17.73513,"twenty":-10.020966,"median":47.600663,"eighty":87.845847,"marketCap":590005062},{"date":"2022-05-20","current":17.805845,"twenty":-10.01365,"median":47.080075,"eighty":87.660283,"marketCap":600774385},{"date":"2022-05-27","current":19.75789,"twenty":-9.985666,"median":46.734248,"eighty":87.615854,"marketCap":594620487},{"date":"2022-06-03","current":19.083824,"twenty":-9.951147,"median":46.476494,"eighty":87.564436,"marketCap":577697264},{"date":"2022-06-10","current":20.604986,"twenty":-9.942408,"median":46.366385,"eighty":87.427801,"marketCap":619236082},{"date":"2022-06-17","current":19.860167,"twenty":-9.915267,"median":46.099257,"eighty":87.261748,"marketCap":596158961},{"date":"2022-06-24","current":23.658763,"twenty":-9.889511,"median":45.769317,"eighty":87.261366,"marketCap":713083041},{"date":"2022-07-01","current":21.808224,"twenty":-9.855988,"median":45.675892,"eighty":87.256861,"marketCap":656159476},{"date":"2022-07-08","current":18.5913,"twenty":-9.844599,"median":45.657807,"eighty":87.114853,"marketCap":560004805},{"date":"2022-07-15","current":18.510701,"twenty":-9.840794,"median":45.635873,"eighty":86.994121,"marketCap":552312431},{"date":"2022-07-22","current":17.104341,"twenty":-9.832484,"median":45.596236,"eighty":86.816053,"marketCap":510773613},{"date":"2022-07-29","current":16.674636,"twenty":-9.808969,"median":45.463541,"eighty":86.758232,"marketCap":498465815},{"date":"2022-08-05","current":16.175639,"twenty":-9.794457,"median":45.374558,"eighty":86.250695,"marketCap":482311830},{"date":"2022-08-12","current":18.779966,"twenty":-9.78671,"median":45.367697,"eighty":86.053965,"marketCap":561543280},{"date":"2022-08-19","current":25.938008,"twenty":-9.778717,"median":45.33222,"eighty":85.938318,"marketCap":472311745},{"date":"2022-08-26","current":26.144212,"twenty":-9.774806,"median":45.239734,"eighty":85.90237,"marketCap":472311745},{"date":"2022-09-02","current":23.086634,"twenty":-9.719538,"median":44.955389,"eighty":85.767701,"marketCap":415388179},{"date":"2022-09-09","current":23.130384,"twenty":-9.692051,"median":44.815578,"eighty":85.690035,"marketCap":414618942},{"date":"2022-09-16","current":21.571812,"twenty":-9.659586,"median":44.667179,"eighty":85.654951,"marketCap":383080210},{"date":"2022-09-23","current":20.095428,"twenty":-9.6069,"median":44.159789,"eighty":85.464692,"marketCap":350003003},{"date":"2022-09-30","current":18.073673,"twenty":-9.544191,"median":43.580122,"eighty":85.263506,"marketCap":315387321},{"date":"2022-10-07","current":15.51778,"twenty":-9.515173,"median":43.016859,"eighty":85.187235,"marketCap":270771554},{"date":"2022-10-14","current":14.347476,"twenty":-9.430934,"median":42.423142,"eighty":85.170077,"marketCap":247694433},{"date":"2022-10-21","current":14.131994,"twenty":-9.321375,"median":41.960172,"eighty":85.12678,"marketCap":242309771},{"date":"2022-10-28","current":12.133549,"twenty":-9.247923,"median":41.554977,"eighty":85.067294,"marketCap":207694089},{"date":"2022-11-04","current":13.931141,"twenty":-9.162769,"median":41.229389,"eighty":85.042096,"marketCap":240771296},{"date":"2022-11-11","current":14.180079,"twenty":-9.098472,"median":41.088747,"eighty":84.896886,"marketCap":247694433},{"date":"2022-11-18","current":15.572806,"twenty":-9.043006,"median":40.721243,"eighty":84.794203,"marketCap":271540791},{"date":"2022-11-25","current":51.072914,"twenty":-9.003713,"median":41.070406,"eighty":84.668873,"marketCap":251540619},{"date":"2022-12-02","current":65.133309,"twenty":-8.968011,"median":41.192279,"eighty":84.429727,"marketCap":327695119},{"date":"2022-12-09","current":88.033513,"twenty":-8.782221,"median":41.544888,"eighty":84.429727,"marketCap":446926911},{"date":"2022-12-16","current":74.861842,"twenty":-8.487808,"median":41.86715,"eighty":84.429727,"marketCap":379234023},{"date":"2022-12-23","current":76.095779,"twenty":-0.303461,"median":42.117136,"eighty":84.261726,"marketCap":384618685},{"date":"2022-12-30","current":78.57093,"twenty":11.893768,"median":42.859877,"eighty":84.10972,"marketCap":402311144},{"date":"2023-01-06","current":78.182982,"twenty":12.048657,"median":43.114812,"eighty":84.341078,"marketCap":403849619},{"date":"2023-01-13","current":79.360289,"twenty":12.078381,"median":43.998092,"eighty":84.142697,"marketCap":417695891},{"date":"2023-01-20","current":75.78697,"twenty":12.122515,"median":44.277481,"eighty":84.010789,"marketCap":394618770},{"date":"2023-01-27","current":84.957676,"twenty":12.170263,"median":44.69859,"eighty":84.182373,"marketCap":442311487},{"date":"2023-02-03","current":76.740736,"twenty":12.47788,"median":44.868459,"eighty":84.010789,"marketCap":400772669},{"date":"2023-02-10","current":69.0922,"twenty":12.570955,"median":45.183246,"eighty":83.948522,"marketCap":358464614},{"date":"2023-02-17","current":70.005455,"twenty":12.640679,"median":45.270936,"eighty":83.799877,"marketCap":360003089},{"date":"2023-02-24","current":66.059219,"twenty":12.66387,"median":45.33592,"eighty":83.754392,"marketCap":335387493},{"date":"2023-03-03","current":66.18895,"twenty":12.716036,"median":45.368295,"eighty":83.716082,"marketCap":338464442},{"date":"2023-03-10","current":54.285541,"twenty":13.138384,"median":45.413619,"eighty":83.692277,"marketCap":276925453},{"date":"2023-03-17","current":59.695801,"twenty":13.417594,"median":45.46436,"eighty":83.662761,"marketCap":306156473},{"date":"2023-03-24","current":-41.011955,"twenty":12.624402,"median":45.413619,"eighty":83.561529,"marketCap":295387150},{"date":"2023-03-31","current":-44.226953,"twenty":12.111482,"median":45.368295,"eighty":83.422416,"marketCap":318464271},{"date":"2023-04-06","current":-38.709035,"twenty":-0.303461,"median":45.33962,"eighty":83.365292,"marketCap":278463927},{"date":"2023-04-14","current":-40.166306,"twenty":-9.003713,"median":45.270936,"eighty":83.349696,"marketCap":289233251},{"date":"2023-04-21","current":-39.545492,"twenty":-9.260171,"median":45.183246,"eighty":83.321388,"marketCap":284617826},{"date":"2023-04-28","current":-39.411679,"twenty":-9.556832,"median":44.868459,"eighty":83.288477,"marketCap":281540877},{"date":"2023-05-05","current":-38.477846,"twenty":-9.746891,"median":44.69859,"eighty":83.121547,"marketCap":275386978},{"date":"2023-05-12","current":-39.009132,"twenty":-9.799026,"median":44.277481,"eighty":82.693318,"marketCap":277694690},{"date":"2023-05-19","current":-43.04109,"twenty":-9.850294,"median":43.849683,"eighty":82.337077,"marketCap":302384554},{"date":"2023-05-26","current":-27.279838,"twenty":-9.950256,"median":43.065835,"eighty":82.277149,"marketCap":309327057},{"date":"2023-06-02","current":-23.745883,"twenty":-10.022168,"median":42.794512,"eighty":82.218002,"marketCap":268443431},{"date":"2023-06-09","current":-29.743002,"twenty":-10.249975,"median":41.971314,"eighty":82.18035,"marketCap":335554288},{"date":"2023-06-16","current":-31.685515,"twenty":-10.333533,"median":41.669597,"eighty":82.129009,"marketCap":356381796},{"date":"2023-06-23","current":-27.889479,"twenty":-10.359977,"median":41.511323,"eighty":82.087125,"marketCap":311641224},{"date":"2023-06-30","current":-28.309794,"twenty":-10.390602,"median":41.192279,"eighty":82.036964,"marketCap":313184003},{"date":"2023-07-07","current":-29.005077,"twenty":-10.441903,"median":41.088747,"eighty":81.998269,"marketCap":320897894},{"date":"2023-07-14","current":-28.465967,"twenty":-10.485537,"median":40.721243,"eighty":81.797735,"marketCap":319355116},{"date":"2023-07-21","current":-26.014342,"twenty":-10.539091,"median":40.326893,"eighty":81.637421,"marketCap":290813717},{"date":"2023-07-28","current":-26.76331,"twenty":-10.633583,"median":39.420838,"eighty":81.541455,"marketCap":299298997},{"date":"2023-08-04","current":-28.526474,"twenty":-10.672649,"median":39.011472,"eighty":81.383106,"marketCap":319355116},{"date":"2023-08-11","current":-26.163329,"twenty":-10.731812,"median":38.255777,"eighty":81.26387,"marketCap":290813717},{"date":"2023-08-18","current":-18.593559,"twenty":-10.787154,"median":37.606845,"eighty":81.19893,"marketCap":246073145},{"date":"2023-08-25","current":-17.335939,"twenty":-10.909834,"median":37.111187,"eighty":81.173265,"marketCap":229873972},{"date":"2023-09-01","current":-17.987445,"twenty":-10.971388,"median":36.94081,"eighty":81.105399,"marketCap":239130642},{"date":"2023-09-08","current":-17.282875,"twenty":-11.015022,"median":36.014583,"eighty":81.054392,"marketCap":227559805},{"date":"2023-09-15","current":-17.335939,"twenty":-11.05928,"median":35.075301,"eighty":81.018948,"marketCap":229873972},{"date":"2023-09-22","current":-15.802103,"twenty":-11.130303,"median":34.100075,"eighty":80.971716,"marketCap":208660770},{"date":"2023-09-29","current":-16.693179,"twenty":-11.150262,"median":33.656506,"eighty":80.947044,"marketCap":220617302},{"date":"2023-10-06","current":-15.058473,"twenty":-11.233061,"median":33.136317,"eighty":80.897498,"marketCap":199018405},{"date":"2023-10-13","current":-14.240565,"twenty":-11.29077,"median":32.930289,"eighty":80.802463,"marketCap":188218957},{"date":"2023-10-20","current":-12.104964,"twenty":-11.331376,"median":32.817685,"eighty":80.700887,"marketCap":159677558},{"date":"2023-10-27","current":-11.522386,"twenty":-11.364952,"median":32.889896,"eighty":80.780212,"marketCap":151963666},{"date":"2023-11-03","current":-13.919685,"twenty":-11.396208,"median":32.889896,"eighty":80.780212,"marketCap":183590622},{"date":"2023-11-10","current":-12.867477,"twenty":-11.43508,"median":32.889896,"eighty":80.780212,"marketCap":170477006},{"date":"2023-11-17","current":-13.372889,"twenty":-11.485963,"median":32.889896,"eighty":80.780212,"marketCap":178190898},{"date":"2023-11-24","current":-7.275362,"twenty":-11.471137,"median":32.889896,"eighty":80.780212,"marketCap":182047844},{"date":"2023-12-01","current":-7.204113,"twenty":-11.467243,"median":32.889896,"eighty":80.780212,"marketCap":180505065},{"date":"2023-12-08","current":-6.817298,"twenty":-11.435526,"median":32.849503,"eighty":80.75796,"marketCap":170588264},{"date":"2023-12-15","current":-6.713531,"twenty":-11.435526,"median":32.849503,"eighty":80.75796,"marketCap":169037461},{"date":"2023-12-22","current":-6.781749,"twenty":-11.435526,"median":32.849503,"eighty":80.75796,"marketCap":169812862},{"date":"2023-12-29","current":-7.087075,"twenty":-11.443548,"median":32.889896,"eighty":80.780212,"marketCap":178342276},{"date":"2024-01-05","current":-6.569763,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":164385054},{"date":"2024-01-12","current":-6.225829,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":155855641},{"date":"2024-01-19","current":-5.695382,"twenty":-11.459593,"median":32.977505,"eighty":80.824715,"marketCap":141510719},{"date":"2024-01-26","current":-5.915005,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":148101629},{"date":"2024-02-02","current":-5.449338,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":135695210},{"date":"2024-02-09","current":-5.245129,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":131042802},{"date":"2024-02-16","current":-5.905465,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":147326228},{"date":"2024-02-23","current":-5.459128,"twenty":-11.451571,"median":32.930289,"eighty":80.802463,"marketCap":135695210},{"date":"2024-03-01","current":-5.737086,"twenty":-11.443548,"median":32.889896,"eighty":80.780212,"marketCap":142673820},{"date":"2024-03-08","current":-5.458597,"twenty":-11.443548,"median":32.889896,"eighty":80.780212,"marketCap":135695210},{"date":"2024-03-15","current":-5.865067,"twenty":-11.443548,"median":32.889896,"eighty":80.780212,"marketCap":145775425},{"date":"2024-03-22","current":-3.573165,"twenty":-11.396208,"median":32.889896,"eighty":80.780212,"marketCap":134919808},{"date":"2024-03-28","current":-3.504502,"twenty":-11.348878,"median":32.889896,"eighty":80.780212,"marketCap":131818204},{"date":"2024-04-05","current":-3.961914,"twenty":-11.060995,"median":32.930289,"eighty":80.802463,"marketCap":148877030},{"date":"2024-04-12","current":-4.933942,"twenty":-10.882814,"median":32.930289,"eighty":80.802463,"marketCap":185320886},{"date":"2024-04-19","current":-4.191388,"twenty":-10.431248,"median":32.930289,"eighty":80.802463,"marketCap":157406443},{"date":"2024-04-26","current":-4.239613,"twenty":-7.682284,"median":32.889896,"eighty":80.780212,"marketCap":159076834},{"date":"2024-05-03","current":-4.918012,"twenty":-7.268703,"median":32.889896,"eighty":80.780212,"marketCap":184684325},{"date":"2024-05-10","current":-4.98803,"twenty":-7.100135,"median":32.889896,"eighty":80.780212,"marketCap":187788263},{"date":"2024-05-17","current":-5.090312,"twenty":-6.795969,"median":32.889896,"eighty":80.780212,"marketCap":191668186},{"date":"2024-05-24","current":-4.199534,"twenty":-6.646187,"median":32.889896,"eighty":80.780212,"marketCap":154420927},{"date":"2024-05-31","current":-4.326213,"twenty":-6.581199,"median":32.889896,"eighty":80.780212,"marketCap":159076834},{"date":"2024-06-07","current":-4.054386,"twenty":-6.35348,"median":32.889896,"eighty":80.780212,"marketCap":148989035},{"date":"2024-06-14","current":-3.80576,"twenty":-6.116313,"median":32.889896,"eighty":80.780212,"marketCap":139677220},{"date":"2024-06-21","current":-3.89312,"twenty":-5.911189,"median":32.930289,"eighty":80.802463,"marketCap":142781159},{"date":"2024-06-28","current":-3.68458,"twenty":-5.82829,"median":32.930289,"eighty":80.802463,"marketCap":135021313},{"date":"2024-07-05","current":-4.035312,"twenty":-5.725727,"median":32.930289,"eighty":80.802463,"marketCap":147825058},{"date":"2024-07-12","current":-4.731879,"twenty":-5.638917,"median":32.930289,"eighty":80.802463,"marketCap":173820541},{"date":"2024-07-19","current":-4.342641,"twenty":-5.509141,"median":32.930289,"eighty":80.802463,"marketCap":159076834},{"date":"2024-07-26","current":-4.308558,"twenty":-5.454893,"median":32.930289,"eighty":80.802463,"marketCap":158300850},{"date":"2024-08-02","current":-3.983511,"twenty":-5.32536,"median":32.930289,"eighty":80.802463,"marketCap":148213050},{"date":"2024-08-09","current":-3.821302,"twenty":-5.257618,"median":32.930289,"eighty":80.802463,"marketCap":142005174},{"date":"2024-08-16","current":-3.518468,"twenty":-5.038023,"median":32.930289,"eighty":80.802463,"marketCap":142005174},{"date":"2024-08-23","current":-3.514349,"twenty":-4.892076,"median":32.930289,"eighty":80.802463,"marketCap":142781159},{"date":"2024-08-30","current":-3.574765,"twenty":-4.892076,"median":32.67372,"eighty":80.222952,"marketCap":145885097},{"date":"2024-09-06","current":-3.441269,"twenty":-4.892076,"median":31.999646,"eighty":79.934475,"marketCap":140453205},{"date":"2024-09-13","current":-3.406464,"twenty":-4.892076,"median":30.566703,"eighty":79.221292,"marketCap":138901236},{"date":"2024-09-20","current":-3.556359,"twenty":-4.892076,"median":29.106753,"eighty":78.881463,"marketCap":145885097},{"date":"2024-09-27","current":-4.1747,"twenty":-4.892076,"median":28.432334,"eighty":78.290797,"marketCap":172268572},{"date":"2024-10-04","current":-5.326069,"twenty":-4.966395,"median":27.899257,"eighty":77.674733,"marketCap":217275676},{"date":"2024-10-11","current":-5.022691,"twenty":-5.047233,"median":27.334783,"eighty":76.889603,"marketCap":205635908},{"date":"2024-10-18","current":-4.570798,"twenty":-5.047233,"median":26.680683,"eighty":76.074325,"marketCap":186236294},{"date":"2024-10-25","current":-4.33509,"twenty":-5.047233,"median":26.13039,"eighty":75.263825,"marketCap":176148495},{"date":"2024-11-01","current":-4.412968,"twenty":-5.047233,"median":25.65845,"eighty":74.845482,"marketCap":179252433},{"date":"2024-11-08","current":-4.116326,"twenty":-5.047233,"median":25.325975,"eighty":74.363662,"marketCap":166060695},{"date":"2024-11-15","current":-3.848723,"twenty":-5.047233,"median":24.926525,"eighty":73.923972,"marketCap":154420927},{"date":"2024-11-22","current":-4.146766,"twenty":-5.047233,"median":24.707743,"eighty":72.934643,"marketCap":143557143},{"date":"2024-11-29","current":-4.167335,"twenty":-5.047233,"median":24.341131,"eighty":72.827537,"marketCap":144333128},{"date":"2024-12-06","current":-4.273241,"twenty":-5.047233,"median":23.625081,"eighty":72.827537,"marketCap":147437066},{"date":"2024-12-13","current":-4.141483,"twenty":-5.047233,"median":23.130384,"eighty":72.827537,"marketCap":142781159},{"date":"2024-12-20","current":-3.972581,"twenty":-5.047233,"median":22.570549,"eighty":72.827537,"marketCap":136573282},{"date":"2024-12-27","current":-4.267119,"twenty":-5.047233,"median":22.438212,"eighty":72.827537,"marketCap":146661081},{"date":"2025-01-03","current":-4.007639,"twenty":-5.047233,"median":22.314105,"eighty":72.827537,"marketCap":137349267},{"date":"2025-01-10","current":-3.87898,"twenty":-5.050211,"median":22.154401,"eighty":72.861291,"marketCap":132693359},{"date":"2025-01-17","current":-4.30551,"twenty":-5.050211,"median":21.996855,"eighty":72.861291,"marketCap":147437066},{"date":"2025-01-24","current":-4.459961,"twenty":-5.050211,"median":21.819577,"eighty":72.861291,"marketCap":154420927},{"date":"2025-01-31","current":-4.531071,"twenty":-5.050211,"median":21.535041,"eighty":72.861291,"marketCap":156748881},{"date":"2025-02-07","current":-4.667431,"twenty":-5.050211,"median":21.309326,"eighty":72.861291,"marketCap":160628803},{"date":"2025-02-14","current":-5.160771,"twenty":-5.082887,"median":20.920355,"eighty":72.861291,"marketCap":178476448},{"date":"2025-02-21","current":-5.248427,"twenty":-5.105174,"median":20.720298,"eighty":72.861291,"marketCap":181580387},{"date":"2025-02-28","current":-5.610057,"twenty":-5.208683,"median":20.61975,"eighty":72.861291,"marketCap":193220155},{"date":"2025-03-07","current":-5.393424,"twenty":-5.272027,"median":20.188262,"eighty":72.895046,"marketCap":187012278},{"date":"2025-03-14","current":-6.0903,"twenty":-5.307206,"median":20.091701,"eighty":72.895046,"marketCap":211067800},{"date":"2025-03-21","current":-11.268901,"twenty":-5.393424,"median":20.028538,"eighty":72.895046,"marketCap":300306024},{"date":"2025-03-28","current":-13.185207,"twenty":-5.462771,"median":19.931037,"eighty":72.895046,"marketCap":350745021},{"date":"2025-04-04","current":-9.358436,"twenty":-5.502587,"median":19.931037,"eighty":72.895046,"marketCap":248315059},{"date":"2025-04-11","current":-8.091277,"twenty":-5.605278,"median":19.921197,"eighty":72.861291,"marketCap":214171738},{"date":"2025-04-17","current":-8.531137,"twenty":-5.648794,"median":19.921197,"eighty":72.861291,"marketCap":225811506},{"date":"2025-04-25","current":-10.351864,"twenty":-5.708689,"median":19.845864,"eighty":72.895046,"marketCap":274433181},{"date":"2025-05-02","current":-10.386256,"twenty":-5.79113,"median":19.622811,"eighty":72.895046,"marketCap":275992460},{"date":"2025-05-09","current":-9.783375,"twenty":-5.879955,"median":19.348153,"eighty":72.895046,"marketCap":261179306},{"date":"2025-05-16","current":-11.140199,"twenty":-6.009421,"median":18.999658,"eighty":72.895046,"marketCap":298602012},{"date":"2025-05-23","current":-11.4417,"twenty":-6.156693,"median":18.802359,"eighty":72.895046,"marketCap":281449938},{"date":"2025-05-30","current":-12.358312,"twenty":-6.345037,"median":18.75385,"eighty":72.895046,"marketCap":304839130},{"date":"2025-06-06","current":-10.853567,"twenty":-6.569763,"median":18.510701,"eighty":72.895046,"marketCap":268196063},{"date":"2025-06-13","current":-10.317774,"twenty":-6.682199,"median":18.222043,"eighty":72.895046,"marketCap":254942188},{"date":"2025-06-20","current":-12.267244,"twenty":-6.788859,"median":18.126694,"eighty":72.908245,"marketCap":302500211},{"date":"2025-06-27","current":-10.719588,"twenty":-7.093605,"median":17.90138,"eighty":72.908245,"marketCap":265077504},{"date":"2025-07-03","current":-10.593175,"twenty":-7.216143,"median":17.663694,"eighty":72.908245,"marketCap":261958945},{"date":"2025-07-11","current":-10.85629,"twenty":-7.569615,"median":17.273414,"eighty":71.930555,"marketCap":268196063},{"date":"2025-07-18","current":-11.052114,"twenty":-8.233982,"median":16.928089,"eighty":71.636676,"marketCap":272873902},{"date":"2025-07-25","current":-11.738031,"twenty":-8.734704,"median":16.682671,"eighty":71.636676,"marketCap":290805615},{"date":"2025-08-01","current":-11.399393,"twenty":-9.225441,"median":16.436547,"eighty":71.604365,"marketCap":280670299},{"date":"2025-08-08","current":-11.812933,"twenty":-9.945871,"median":16.04305,"eighty":70.204913,"marketCap":291585255},{"date":"2025-08-15","current":-19.142064,"twenty":-10.137386,"median":15.545293,"eighty":69.489098,"marketCap":390599499},{"date":"2025-08-22","current":-17.775751,"twenty":-10.315691,"median":14.88852,"eighty":69.489098,"marketCap":362532469},{"date":"2025-08-29","current":-17.005203,"twenty":-10.574247,"median":14.031568,"eighty":69.344558,"marketCap":349278594},{"date":"2025-09-05","current":-16.349882,"twenty":-10.608812,"median":13.430114,"eighty":69.357444,"marketCap":335245079},{"date":"2025-09-12","current":-15.613708,"twenty":-10.721263,"median":12.616263,"eighty":69.344558,"marketCap":321211564},{"date":"2025-09-19","current":-16.47215,"twenty":-10.854112,"median":12.063519,"eighty":69.344558,"marketCap":339143278},{"date":"2025-09-26","current":-18.30655,"twenty":-10.921416,"median":-3.416234,"eighty":69.344558,"marketCap":375786345},{"date":"2025-10-03","current":-18.268573,"twenty":-11.066015,"median":-3.456083,"eighty":69.344558,"marketCap":375786345},{"date":"2025-10-10","current":-19.12441,"twenty":-11.18691,"median":-3.46586,"eighty":67.684572,"marketCap":392938418},{"date":"2025-10-17","current":-16.575334,"twenty":-11.285938,"median":-3.489906,"eighty":66.412389,"marketCap":340702557},{"date":"2025-10-24","current":-15.962407,"twenty":-11.357272,"median":-3.512955,"eighty":65.3954,"marketCap":328228322},{"date":"2025-10-31","current":-15.556335,"twenty":-11.445021,"median":-3.540962,"eighty":64.003424,"marketCap":320431924},{"date":"2025-11-07","current":-14.819531,"twenty":-11.716663,"median":-3.566954,"eighty":62.6428,"marketCap":304839130},{"date":"2025-11-14","current":-15.070702,"twenty":-11.814284,"median":-3.597133,"eighty":61.714073,"marketCap":311076248},{"date":"2025-11-21","current":-74.250974,"twenty":-11.987921,"median":-3.647225,"eighty":60.559504,"marketCap":248705070},{"date":"2025-11-28","current":-80.440007,"twenty":-12.123966,"median":-3.704536,"eighty":59.500038,"marketCap":270534982},{"date":"2025-12-05","current":-80.79281,"twenty":-12.354277,"median":-3.751632,"eighty":58.617431,"marketCap":272094262},{"date":"2025-12-12","current":-76.017451,"twenty":-12.705897,"median":-3.802884,"eighty":57.94125,"marketCap":256501467},{"date":"2025-12-19","current":-70.528856,"twenty":-12.912473,"median":-3.82246,"eighty":57.508347,"marketCap":238569754},{"date":"2025-12-26","current":-75.747233,"twenty":-13.398521,"median":-3.86704,"eighty":57.001124,"marketCap":257281107},{"date":"2026-01-02","current":-69.367216,"twenty":-13.773456,"median":-3.900325,"eighty":56.812075,"marketCap":236230835},{"date":"2026-01-09","current":-78.875174,"twenty":-14.175849,"median":-3.955337,"eighty":55.926557,"marketCap":268975703},{"date":"2026-01-16","current":-71.834973,"twenty":-14.674966,"median":-3.97093,"eighty":55.377687,"marketCap":245586511},{"date":"2026-01-23","current":-71.674765,"twenty":-14.843809,"median":-4.014158,"eighty":55.182737,"marketCap":244806872},{"date":"2026-01-30","current":-75.288681,"twenty":-15.060919,"median":-4.027008,"eighty":54.794123,"marketCap":258060747},{"date":"2026-02-06","current":-71.089916,"twenty":-15.375561,"median":-4.041735,"eighty":54.545676,"marketCap":244027232},{"date":"2026-02-13","current":-76.587856,"twenty":-15.607216,"median":-4.056909,"eighty":54.101285,"marketCap":264297865},{"date":"2026-02-20","current":-77.804184,"twenty":-15.803831,"median":-4.087488,"eighty":53.38002,"marketCap":268196063},{"date":"2026-02-27","current":-82.420398,"twenty":-15.935146,"median":-4.129696,"eighty":52.550825,"marketCap":286907416},{"date":"2026-03-06","current":-84.599541,"twenty":-16.229038,"median":-4.144125,"eighty":51.307611,"marketCap":292364895},{"date":"2026-03-13","current":-86.574468,"twenty":-16.365586,"median":-4.175428,"eighty":50.23357,"marketCap":300161292},{"date":"2026-03-20","current":-40.020235,"twenty":-16.488064,"median":-4.195606,"eighty":47.306748,"marketCap":228434437},{"date":"2026-03-27","current":-39.675915,"twenty":-16.608602,"median":-4.212274,"eighty":41.811337,"marketCap":226095518},{"date":"2026-04-02","current":-39.54216,"twenty":-16.67249,"median":-4.241526,"eighty":40.868489,"marketCap":226095518},{"date":"2026-04-10","current":-38.145991,"twenty":-16.898358,"median":-4.26534,"eighty":38.306298,"marketCap":219858401},{"date":"2026-04-17","current":-41.996781,"twenty":-17.143256,"median":-4.300415,"eighty":33.912835,"marketCap":242467952},{"date":"2026-04-24","current":-42.018154,"twenty":-17.288026,"median":-4.326754,"eighty":33.028443,"marketCap":242367511},{"date":"2026-05-01","current":-42.151666,"twenty":-17.488507,"median":-4.343736,"eighty":32.702211,"marketCap":243151872},{"date":"2026-05-08","current":-42.531093,"twenty":-17.564164,"median":-4.373712,"eighty":31.734989,"marketCap":246289316},{"date":"2026-05-15","current":-38.240301,"twenty":-17.774834,"median":-4.438006,"eighty":30.539633,"marketCap":221974129},{"date":"2026-05-22","current":-13.839005,"twenty":-17.795056,"median":-4.465306,"eighty":29.096184,"marketCap":192168415},{"date":"2026-05-29","current":-13.735113,"twenty":-17.81436,"median":-4.5028,"eighty":28.365519,"marketCap":191384054},{"date":"2026-06-05","current":-13.378389,"twenty":-17.795056,"median":-4.543583,"eighty":27.900038,"marketCap":186677889},{"date":"2026-06-12","current":-13.10894,"twenty":-17.795056,"median":-4.576026,"eighty":27.341402,"marketCap":182756085},{"date":"2026-06-18","current":-11.787547,"twenty":-17.795056,"median":-4.604361,"eighty":26.916881,"marketCap":164715784},{"date":"2026-06-26","current":-11.229595,"twenty":-17.81436,"median":-4.681128,"eighty":26.130865,"marketCap":156087815},{"date":"2026-07-02","current":-11.675189,"twenty":-17.81436,"median":-4.707573,"eighty":25.744869,"marketCap":162362702},{"date":"2026-07-10","current":-11.680517,"twenty":-17.81436,"median":-4.747225,"eighty":25.341794,"marketCap":162362702},{"date":"2026-07-17","current":-13.724172,"twenty":-17.81436,"median":-4.806445,"eighty":24.594971,"marketCap":191384054},{"date":"2026-07-24","current":-14.398705,"twenty":-17.81436,"median":-4.881458,"eighty":23.214592,"marketCap":200796385},{"date":"2026-07-31","current":-14.544212,"twenty":-17.833665,"median":-4.930177,"eighty":22.691018,"marketCap":203149467},{"date":"2026-08-07","current":-13.73444,"twenty":-17.833665,"median":-4.997134,"eighty":22.437594,"marketCap":192168415},{"date":"2026-08-14","current":-5.510243,"twenty":-17.833665,"median":-5.04431,"eighty":22.273565,"marketCap":165500145},{"date":"2026-08-21","current":-5.208655,"twenty":-17.833665,"median":-5.133223,"eighty":22.016645,"marketCap":156872176},{"date":"2026-08-24","current":-5.076174,"twenty":-17.833665,"median":-5.133223,"eighty":21.999904,"marketCap":152950371}],"updateTime":1787647628577},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"NIU\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21019756","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465926044568-NIU","pdf_url":"","pub_time":1776398400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"NIU","title":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/0001104659-26-044568-index.htm","us_notice_code":"Form 20-F","us_title_en":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231x20f.htm","primary":true,"translateUrl":"","linkName":"niu-20251231x20f.htm","type":"20-F","id":"NTFILEDuz1j86ejG4Hr443","market":"us","size":4237253},{"description":"EX-8.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex8d1.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex8d1.htm","type":"EX-8.1","id":"NTFILEBrUdmSKLqZ6KV2h1","market":"us","size":15517},{"description":"EX-12.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex12d1.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex12d1.htm","type":"EX-12.1","id":"NTFILEFW2QDVyeP14hxebg","market":"us","size":14900},{"description":"EX-12.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex12d2.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex12d2.htm","type":"EX-12.2","id":"NTFILE52kLQ48AfGJWdB6V","market":"us","size":14043},{"description":"EX-13.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex13d1.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex13d1.htm","type":"EX-13.1","id":"NTFILEFhoz9GLicwBdz6Te","market":"us","size":9462},{"description":"EX-13.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex13d2.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex13d2.htm","type":"EX-13.2","id":"NTFILEHoN4jwj6HivNwsMF","market":"us","size":8600},{"description":"EX-15.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex15d1.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex15d1.htm","type":"EX-15.1","id":"NTFILE8gWhKKKGJuSBBh1t","market":"us","size":3904},{"description":"EX-15.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231xex15d2.htm","primary":false,"translateUrl":"","linkName":"niu-20251231xex15d2.htm","type":"EX-15.2","id":"NTFILE3GSjNdgDGacjtsc4","market":"us","size":4495},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465926044568/niu-20251231x20f004.jpg","primary":false,"translateUrl":"","linkName":"niu-20251231x20f004.jpg","type":"GRAPHIC","id":"NTFILE649zn6K3mkEecbav","market":"us","size":90037}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2026-04-17 12:00","pubTimestamp":1776398400,"title_zh":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20838215","market":"us","labels":[],"media":"sec.gov","original_id":"AN197337926000113-NIU","pdf_url":"","pub_time":1773633600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NIU","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000113/0001973379-26-000113-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000113/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE2Rw5PJf1xfgWzise","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-03-16 12:00","pubTimestamp":1773633600,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20623707","market":"us","labels":[],"media":"sec.gov","original_id":"AN197337926000007-NIU","pdf_url":"","pub_time":1768194000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NIU","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000007/0001973379-26-000007-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000007/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEHxbzb3xRRfP8hEyi","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-01-12 13:00","pubTimestamp":1768194000,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20623601","market":"us","labels":[],"media":"sec.gov","original_id":"AN197337926000006-NIU","pdf_url":"","pub_time":1768194000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NIU","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000006/0001973379-26-000006-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000197337926000006/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEGcCdLhAMXKHvSUZJ","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-01-12 13:00","pubTimestamp":1768194000,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19416778","market":"us","labels":[],"media":"sec.gov","original_id":"AN141057825000798-NIU","pdf_url":"","pub_time":1744948800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"NIU","title":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/0001410578-25-000798-index.htm","us_notice_code":"Form 20-F","us_title_en":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231x20f.htm","primary":true,"translateUrl":"","linkName":"niu-20241231x20f.htm","type":"20-F","id":"NTFILE5wA25PqXFN4r6Ub5","market":"us","size":4294196},{"description":"EX-4.9","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex4d9.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex4d9.htm","type":"EX-4.9","id":"NTFILEAG68wArLVSKkLDf5","market":"us","size":9885},{"description":"EX-4.10","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex4d10.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex4d10.htm","type":"EX-4.10","id":"NTFILE51E9kDZCP98yd7Zn","market":"us","size":166756},{"description":"EX-4.11","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex4d11.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex4d11.htm","type":"EX-4.11","id":"NTFILEG2speqM33RHTvNua","market":"us","size":141448},{"description":"EX-8.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex8d1.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex8d1.htm","type":"EX-8.1","id":"NTFILEECYSv99vPRNiDCYY","market":"us","size":14968},{"description":"EX-11.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex11d2.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex11d2.htm","type":"EX-11.2","id":"NTFILE4SzWDz7hyJ1tKiYc","market":"us","size":71182},{"description":"EX-12.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex12d1.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex12d1.htm","type":"EX-12.1","id":"NTFILE4UyCTBXr36zX3g3x","market":"us","size":13180},{"description":"EX-12.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex12d2.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex12d2.htm","type":"EX-12.2","id":"NTFILE2hx2zpg1Eytou8r5","market":"us","size":12378},{"description":"EX-13.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex13d1.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex13d1.htm","type":"EX-13.1","id":"NTFILE96GH6sjGe5c2Jf8T","market":"us","size":7531},{"description":"EX-13.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex13d2.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex13d2.htm","type":"EX-13.2","id":"NTFILE8K23Q7An7NgHF4S3","market":"us","size":6936},{"description":"EX-15.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex15d1.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex15d1.htm","type":"EX-15.1","id":"NTFILE4BQRdBEEuygq1mAX","market":"us","size":3882},{"description":"EX-15.2","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231xex15d2.htm","primary":false,"translateUrl":"","linkName":"niu-20241231xex15d2.htm","type":"EX-15.2","id":"NTFILE6g6Xb7kpJGd9HTV7","market":"us","size":5539},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000141057825000798/niu-20241231x20f004.jpg","primary":false,"translateUrl":"","linkName":"niu-20241231x20f004.jpg","type":"GRAPHIC","id":"NTFILEFnf2am9Pct33Fu4K","market":"us","size":53238}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2025-04-18 12:00","pubTimestamp":1744948800,"title_zh":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19247252","market":"us","labels":[],"media":"sec.gov","original_id":"AN197337925000104-NIU","pdf_url":"","pub_time":1742184000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NIU","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000197337925000104/0001973379-25-000104-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000197337925000104/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE7dvopdNyEWqCNCas","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-03-17 12:00","pubTimestamp":1742184000,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"17969284","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465924050863-NIU","pdf_url":"","pub_time":1713931200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"NIU","title":"Form S-8 - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/0001104659-24-050863-index.htm","us_notice_code":"Form S-8","us_title_en":"Form S-8 - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":null,"gpt_en_title":null,"attachments":[{"description":"FORM S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/tm2412357d1_s8.htm","primary":true,"translateUrl":"","linkName":"tm2412357d1_s8.htm","type":"S-8","id":"NTFILE2Q874MnY1CReCigr","market":"us","size":61400},{"description":"EXHIBIT 5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/tm2412357d1_ex5-1.htm","primary":false,"translateUrl":"","linkName":"tm2412357d1_ex5-1.htm","type":"EX-5.1","id":"NTFILEBWsY3Vn8zNqbMSLx","market":"us","size":12930},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/tm2412357d1_ex23-1.htm","primary":false,"translateUrl":"","linkName":"tm2412357d1_ex23-1.htm","type":"EX-23.1","id":"NTFILEEou7eTubb3FBmV7H","market":"us","size":1917},{"description":"EX-FILING FEES","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/tm2412357d1_ex-filingfees.htm","primary":false,"translateUrl":"","linkName":"tm2412357d1_ex-filingfees.htm","type":"EX-FILING FEES","id":"NTFILE9aMF7phP4RXj3P9i","market":"us","size":18801},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050863/tm2412357d1_ex5-1img01.jpg","primary":false,"translateUrl":"","linkName":"tm2412357d1_ex5-1img01.jpg","type":"GRAPHIC","id":"NTFILECysCNtWzESsgByQw","market":"us","size":3536}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2024-04-24 12:00","pubTimestamp":1713931200,"title_zh":"Form S-8 - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"17967205","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465924050776-NIU","pdf_url":"","pub_time":1713931200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"NIU","title":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/0001104659-24-050776-index.htm","us_notice_code":"Form 20-F","us_title_en":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":null,"gpt_en_title":null,"attachments":[{"description":"FORM 20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231x20f.htm","primary":true,"translateUrl":"","linkName":"niu-20231231x20f.htm","type":"20-F","id":"NTFILEGAX5ojUHYoggBWuc","market":"us","size":4426781},{"description":"EXHIBIT 8.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex8d1.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex8d1.htm","type":"EX-8.1","id":"NTFILEHoxM6e7WuiLUnqfQ","market":"us","size":8718},{"description":"EXHIBIT 12.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex12d1.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex12d1.htm","type":"EX-12.1","id":"NTFILE428AhAys1yHA41We","market":"us","size":12980},{"description":"EXHIBIT 12.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex12d2.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex12d2.htm","type":"EX-12.2","id":"NTFILE2EX4HCjwrHz1ofvq","market":"us","size":12080},{"description":"EXHIBIT 13.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex13d1.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex13d1.htm","type":"EX-13.1","id":"NTFILE8gx5LnKkbwjLSLgS","market":"us","size":7581},{"description":"EXHIBIT 13.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex13d2.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex13d2.htm","type":"EX-13.2","id":"NTFILEBwTwiyXX9JJawZEv","market":"us","size":6831},{"description":"EXHIBIT 15.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex15d1.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex15d1.htm","type":"EX-15.1","id":"NTFILEHB1QkpBp5CNKYVgR","market":"us","size":3355},{"description":"EXHIBIT 15.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex15d2.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex15d2.htm","type":"EX-15.2","id":"NTFILEEVEdzoXJT3qBQAiM","market":"us","size":4632},{"description":"EXHIBIT 97","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231xex97.htm","primary":false,"translateUrl":"","linkName":"niu-20231231xex97.htm","type":"EX-97","id":"NTFILE6o8AKZPJHJqGVjaz","market":"us","size":42524},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231x20f001.jpg","primary":false,"translateUrl":"","linkName":"niu-20231231x20f001.jpg","type":"GRAPHIC","id":"NTFILE8r4Wg3yjMzdcZ5fn","market":"us","size":100266},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465924050776/niu-20231231x20f005.jpg","primary":false,"translateUrl":"","linkName":"niu-20231231x20f005.jpg","type":"GRAPHIC","id":"NTFILE9f7JTHtvHfKnjSFC","market":"us","size":100140}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2024-04-24 12:00","pubTimestamp":1713931200,"title_zh":"Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"17718621","market":"us","labels":[],"media":"sec.gov","original_id":"AN197337924000127-NIU","pdf_url":"","pub_time":1710734400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NIU","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000197337924000127/0001973379-24-000127-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":null,"gpt_en_title":null,"attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000197337924000127/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEFsNQxvzfokksvnF9","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2024-03-18 12:00","pubTimestamp":1710734400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"17319252","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923124287-NIU","pdf_url":"","pub_time":1701982825000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SC 13D - General statement of acquisition of beneficial ownership","symbol":"NIU","title":"Form SC 13D - General statement of acquisition of beneficial ownership","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/0001104659-23-124287-index.html","us_notice_code":"Form SC 13D","us_title_en":"Form SC 13D - General statement of acquisition of beneficial ownership","is_important":0,"hasEarnInfos":false,"gpt_zh_title":null,"gpt_en_title":null,"attachments":[{"description":"SC 13D","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923124287/tm2332308d1_sc13d.htm","primary":true,"translateUrl":"","linkName":"tm2332308d1_sc13d.htm","type":"SC 13D","id":"NTFILEBXeRPK2J6ZUXofvk","market":"us","size":86441},{"description":"EXHIBIT 99.(A)","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923124287/tm2332308d1_ex99-a.htm","primary":false,"translateUrl":"","linkName":"tm2332308d1_ex99-a.htm","type":"EX-99.(A)","id":"NTFILE2C4hX1D69x9GjtDE","market":"us","size":9403}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-12-08 05:00","pubTimestamp":1701982825,"title_zh":"Form SC 13D - General statement of acquisition of beneficial ownership","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16959535","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923088540-NIU","pdf_url":"","pub_time":1691490056000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"NIU","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/0001104659-23-088540-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088540/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEEu2Rs5NPKDgJc67Z","market":"us","size":11568}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2023-08-08 18:20","pubTimestamp":1691490056,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16764487","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923088518-NIU","pdf_url":"","pub_time":1691489182000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 20-F/A - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]: [Amend]","symbol":"NIU","title":"Form 20-F/A - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]: [Amend]","titleType":"[Rev.]Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/0001104659-23-088518-index.htm","us_notice_code":"Form 20-F/A","us_title_en":"Form 20-F/A - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 20-F/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231x20fa.htm","primary":true,"translateUrl":"","linkName":"niu-20221231x20fa.htm","type":"20-F/A","id":"NTFILECeg5wbDcPiYrQCwE","market":"us","size":4420903},{"description":"EXHIBIT 12.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex12d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex12d1.htm","type":"EX-12.1","id":"NTFILE37Xb43r3kaefZ3jU","market":"us","size":13504},{"description":"EXHIBIT 12.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex12d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex12d2.htm","type":"EX-12.2","id":"NTFILE9FQnnrxQECysbqq5","market":"us","size":13470},{"description":"EXHIBIT 13.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex13d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex13d1.htm","type":"EX-13.1","id":"NTFILEBy8RGznWcZuWXaQs","market":"us","size":7714},{"description":"EXHIBIT 13.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex13d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex13d2.htm","type":"EX-13.2","id":"NTFILE4U9pan9DforbpygR","market":"us","size":7708},{"description":"EXHIBIT 15.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex15d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2.htm","type":"EX-15.2","id":"NTFILECJCWkMYbuvJQrg2z","market":"us","size":7586},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231x20fa001.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231x20fa001.jpg","type":"GRAPHIC","id":"NTFILE3EyVrd4qQ6qLW6KC","market":"us","size":100266},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231x20fa005.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231x20fa005.jpg","type":"GRAPHIC","id":"NTFILECPVw3wb8eueqqmF8","market":"us","size":101961},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex15d2001.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2001.jpg","type":"GRAPHIC","id":"NTFILEAnjmBVcEJ8jtdwyd","market":"us","size":5016},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923088518/niu-20221231xex15d2002.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2002.jpg","type":"GRAPHIC","id":"NTFILE14LfAKXLxCaSF1rU","market":"us","size":2735}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"[Rev.]Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"[Rev.]Annual Report","pubTime":"2023-08-08 18:06","pubTimestamp":1691489182,"title_zh":"Form 20-F/A - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16959534","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923082979-NIU","pdf_url":"","pub_time":1689959697000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"NIU","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/0001104659-23-082979-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923082979/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEG65h6U3cuBFoJ6wY","market":"us","size":14917}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2023-07-22 01:14","pubTimestamp":1689959697,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16959533","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923079272-NIU","pdf_url":"","pub_time":1688983638000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"NIU","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/0001104659-23-079272-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923079272/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILECBvWiGsQzkAZvDwm","market":"us","size":53119}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2023-07-10 18:07","pubTimestamp":1688983638,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16275778","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923047988-NIU","pdf_url":"","pub_time":1682006400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"NIU","title":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/0001104659-23-047988-index.htm","us_notice_code":"Form 20-F","us_title_en":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231x20f.htm","primary":true,"translateUrl":"","linkName":"niu-20221231x20f.htm","type":"20-F","id":"NTFILEBNBvWr4vntmEpVVk","market":"us","size":4411806},{"description":"EXHIBIT 8.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex8d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex8d1.htm","type":"EX-8.1","id":"NTFILE2ytUGJwhtpFoG9y3","market":"us","size":10975},{"description":"EXHIBIT 12.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex12d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex12d1.htm","type":"EX-12.1","id":"NTFILEFsBYxwKQriTuaT96","market":"us","size":14570},{"description":"EXHIBIT 12.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex12d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex12d2.htm","type":"EX-12.2","id":"NTFILEDZjPc7MfEDF1Qj1s","market":"us","size":13763},{"description":"EXHIBIT 13.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex13d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex13d1.htm","type":"EX-13.1","id":"NTFILE3bpbPB7jw7kEa2mi","market":"us","size":9127},{"description":"EXHIBIT 13.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex13d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex13d2.htm","type":"EX-13.2","id":"NTFILE5KwdXQ6VcopCgELT","market":"us","size":8320},{"description":"EXHIBIT 15.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex15d1.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d1.htm","type":"EX-15.1","id":"NTFILE5PfY1Eh82G52abv4","market":"us","size":3748},{"description":"EXHIBIT 15.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex15d2.htm","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2.htm","type":"EX-15.2","id":"NTFILE68Kp889J8k7iknwv","market":"us","size":7422},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231x20f001.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231x20f001.jpg","type":"GRAPHIC","id":"NTFILEGFC4E5qgioHFjg5E","market":"us","size":100266},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231x20f005.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231x20f005.jpg","type":"GRAPHIC","id":"NTFILE4irbsi42kmifLJkX","market":"us","size":101961},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex15d2001.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2001.jpg","type":"GRAPHIC","id":"NTFILEktrvt1zi7gmjpiPd","market":"us","size":5111},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923047988/niu-20221231xex15d2002.jpg","primary":false,"translateUrl":"","linkName":"niu-20221231xex15d2002.jpg","type":"GRAPHIC","id":"NTFILEEpEHYqCPKzq4zNyU","market":"us","size":2422}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2023-04-21 00:00","pubTimestamp":1682006400,"title_zh":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15936895","market":"us","labels":[],"media":"sec.gov","original_id":"AN114036123005796-NIU","pdf_url":"","pub_time":1675958400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NIU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000114036123005796/0001140361-23-005796-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1480751/000114036123005796/brhc10047832_sc13ga.htm","primary":true,"translateUrl":"https://static.tigerbbs.com/eac13d9bc13245545f850fb8220ec9a4","linkName":"brhc10047832_sc13ga.htm","type":"SC 13G/A","id":"NTFILE7oZzYpAfxyBT5EQe","market":"us","size":72147}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-10 00:00","pubTimestamp":1675958400,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15936897","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923017565-NIU","pdf_url":"","pub_time":1675872000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NIU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923017565/0001104659-23-017565-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923017565/tm236078d1_sc13ga.htm","primary":true,"translateUrl":"https://static.tigerbbs.com/33e24a56d1e26cbc16b80f856b73bd26","linkName":"tm236078d1_sc13ga.htm","type":"SC 13G/A","id":"NTFILEEcAucqAu32vrJ5xu","market":"us","size":88569}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-09 00:00","pubTimestamp":1675872000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15936896","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923017582-NIU","pdf_url":"","pub_time":1675872000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NIU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923017582/0001104659-23-017582-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1744781/000110465923017582/tm236078d2_sc13ga.htm","primary":true,"translateUrl":"https://static.tigerbbs.com/7d8e6817e31ac9ae588c8ab77e8e1f1b","linkName":"tm236078d2_sc13ga.htm","type":"SC 13G/A","id":"NTFILEGoaqtrmtj31h5Px5","market":"us","size":116515}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-09 00:00","pubTimestamp":1675872000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15936898","market":"us","labels":[],"media":"sec.gov","original_id":"AN84608723000022-NIU","pdf_url":"","pub_time":1675612800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NIU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000084608723000022/0000846087-23-000022-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SEC SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/902219/000084608723000022/SEC13G_Filing.htm","primary":true,"translateUrl":"https://static.tigerbbs.com/e9762e5f9bf77b804e1c1394760c4f97","linkName":"SEC13G_Filing.htm","type":"SC 13G/A","id":"NTFILEFRPL6vkcA5wbVxUy","market":"us","size":31194}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-06 00:00","pubTimestamp":1675612800,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15909760","market":"us","labels":[],"media":"sec.gov","original_id":"AN121465923001565-NIU","pdf_url":"","pub_time":1675353600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NIU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1744781/000121465923001565/0001214659-23-001565-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"AMENDMENT NO. 1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1475365/000121465923001565/niu125234sc13ga1.htm","primary":true,"translateUrl":"https://static.tigerbbs.com/f3647212a1bad11197822cc901061d7c","linkName":"niu125234sc13ga1.htm","type":"SC 13G/A","id":"NTFILE6P1GDt6QKo1qyz3X","market":"us","size":60848}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-03 00:00","pubTimestamp":1675353600,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":3,"pageCount":1,"totalSize":55,"code":"91000000","status":"200"}]}}