CNBM: Zhou Yuxian Resigns! Wei Rushan acts as the chairman of the board

On August 27, China Building Materials Co., Ltd. announced that the company received Zhou Yuxian's resignation letter on August 27, 2026. According to the work arrangement, Zhou Yuxian applied to resign as chairman, executive director and legal representative of the board of directors of the company. Zhou Yuxian's resignation took effect on August 27, 2026. On August 27, 2026, the

board of directors convened the board of directors to consider and approve the authorization of Wei Rushan, the executive director of the company, to act as the chairman of the board of directors of the company and to perform the practical work of the legal representative. As well as acting as the chairman of the Strategic Decision-making Committee, the chairman of the Nomination Committee, the member of the Remuneration and Appraisal Committee and the chairman of the Environmental, Social and Governance Committee, and appointing Wei Rushan as the authorized representative of the Company.