Kaisa Prosperity Holdings Limited will convene its annual general meeting (AGM) on 18 June 2026 at 4:00 p.m. in Hong Kong. Key resolutions and timetable highlights are as follows:

• Board re-elections – Executive directors Liu Lihao, Liao Chuanqiang and Kwok Hiu Kwan, and independent non-executive director Liu Hongbai, will retire by rotation and stand for re-election.

• General mandates – Share buy-back mandate: directors may repurchase up to 10% of issued shares (excluding any treasury shares) during the mandate period. Based on 154.11 million issued shares as at 22 May 2026, the limit equals 15.41 million shares. – Issue mandate: directors may allot and issue new shares and/or resell treasury shares up to 20% of issued share capital, equivalent to 30.82 million shares on the same share base. – Extension: the issue mandate may be increased by the number of shares repurchased under the buy-back mandate.

• 2026 Share Scheme – Proposed adoption of a new share option and award plan covering employees and related-entity participants. – Aggregate issuance (including any transfer of treasury shares) under the scheme and any other plans capped at 10% of issued shares on the adoption date, i.e. up to 15.41 million shares. – The existing 2019 Share Option Scheme will terminate upon adoption; 4.89 million outstanding options under that scheme remain valid until their expiry in July 2029.

• Auditor – ZSZH (HK) Fuson CPA Limited is nominated for re-appointment for the year ending 31 December 2026, with an estimated audit fee of RMB1.10 million–RMB1.30 million.

Key dates • Register of members closes: 15–18 June 2026 (both days inclusive). • Record date for AGM voting: close of business on 18 June 2026. • Proxy form deadline: 4:00 p.m., 16 June 2026 (48 hours before AGM).

All resolutions will be decided by poll at the AGM.