Sanbase Corporation Limited has released an updated Company Information Sheet (as of 27 April 2026) on the Hong Kong Stock Exchange’s GEM board, outlining its latest corporate particulars, governance roster and shareholding profile.

Corporate Profile • Place of incorporation: Cayman Islands • Initial GEM listing: 4 January 2018 • Core business: Interior fit-out solutions for clients mainly located in Grade A offices across Hong Kong and the PRC. • Financial year-end: 31 March • Head office: 16/F, Loon Kee Building, 267 – 275 Des Voeux Road Central, Hong Kong

Board of Directors • Executive Directors: Wong Sai Chuen; Hui Man Yee, Maggie • Independent Non-executive Directors: Cheung Chi Man, Dennis; Law Chun Yat; Siu Chi Wai

Major Shareholders (post-update) • Madison Square International Investment Ltd. – 112.50 million shares (56.25 %) ‑ Beneficial owner: Wong Sai Chuen • Wong Sai Chuen – deemed interest in 112.50 million shares (56.25 %) • Hui Man Yee, Maggie – deemed interest in 112.50 million shares (56.25 %) • J&J Partner Investment Group Ltd. – 37.50 million shares (18.75 %) ‑ Beneficial owner: Wong Kin Kei • Wong Kin Kei – deemed interest in 37.50 million shares (18.75 %) • Ho Sin Ying – deemed interest in 37.50 million shares (18.75 %)

Capital Structure • Total ordinary shares in issue: 200.00 million, par value US$0.001 each • Board lot size: 2,000 shares • No warrants, options or other listed securities outstanding

Key Service Providers • Sponsor at listing: China Everbright Capital Limited • Auditors: Baker Tilly Hong Kong Limited • Principal share registrar: Ascentium (Cayman) Limited • Hong Kong branch registrar: Tricor Investor Services Limited

The filing reaffirms the company’s governance framework and majority ownership concentration, with 75.00 % of issued shares collectively held by entities controlled by founders Wong Sai Chuen and Wong Kin Kei and their spouses. Sanbase remains focused on interior fit-out projects for premium commercial offices in Hong Kong and mainland China.