China Galaxy Securities Co., Ltd. (CGS) issued a supplemental notice to its shareholders, confirming that the 2026 Annual General Meeting (AGM) will proceed as scheduled on 29 June 2026 at 10:00 a.m. in Conference Room M1919, Qinghai Finance Building, Beijing.

Key update • New ordinary resolution: shareholders will vote on proposed amendments to the Group Remuneration Management System (Resolution 7). • All previously announced resolutions and logistical details set out in the 5 June 2026 AGM Circular and Notice remain unchanged.

Proxy arrangements • A revised proxy form must reach Computershare Hong Kong Investor Services Limited (for H-shareholders) or the CGS Board Office in Beijing (for A-shareholders) no later than 10:00 a.m. on 28 June 2026. • Submission of the revised proxy form supersedes any earlier proxy; if no revised form is lodged, the original proxy instructions will stand.

Board composition (as of 11 June 2026) • Executive Directors: Wang Sheng (Chairman), Xue Jun (Vice Chairman & President), Qu Yanping • Non-Executive Directors: Yang Tijun, Li Hui, Huang Yan, Song Weigang • Independent Non-Executive Directors: Law Cheuk Kin Stephen, Liu Li, Ma Zhiming, Fan Xiaoyun

No other changes to the AGM agenda, eligibility, or registration procedures were announced.