华润材料：关于回购股份注销完成暨股份变动公告

Group 1 - The company announced the cancellation of 8,483,257 shares, which represents 0.57% of the total share capital before the cancellation [2] - After the cancellation, the total share capital of the company will change from 1,480,944,683 shares to 1,472,461,426 shares [2] - The cancellation of the repurchased shares has been confirmed by the Shenzhen branch of China Securities Depository and Clearing Corporation Limited, completed on November 20, 2025 [2]