Tianjin Capital Environmental Protection Group Company Limited will convene its first Extraordinary General Meeting (EGM) of 2026 on 24 September 2026 at 2:00 p.m. in the company’s conference room, 5th Floor, TCEP Building, 76 Weijin South Road, Nankai District, Tianjin, PRC.

Agenda • Sole Ordinary Resolution: Approval of the “2026 Directors’ Remuneration Plan.”

Proxy Arrangements • Shareholders may appoint the EGM chairman or another proxy to vote on their behalf; proxies are not required to be shareholders. • A completed proxy form and any accompanying power of attorney must reach either of the following no later than 24 hours before the meeting: – H-share registrar, 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong – Company’s principal office, TCEP Building, 76 Weijin South Road, Nankai District, Tianjin, PRC • Joint holders may vote in person or by proxy; if more than one joint holder attends, only the vote of the first-named holder on the register will be accepted.

Attendance Requirements • Proxies must attend the EGM in person with valid identification and the duly executed proxy form. • Completion of the proxy form does not preclude shareholders from attending and voting in person should they later decide to do so.

Documentation The full text of the resolution and related materials are detailed in the company’s announcement dated 25 August 2026 and the circular issued on 4 September 2026.