The supervisory committee of Aluminum Corporation of China Limited received a written resignation submitted by Ms. Shan Shulan (Ms. Shan) on 6 February 2024. Ms. Shan resigned as a shareholder representative supervisor of the Company due to work re-arrangement with immediate effect. Ms. Shan's resignation will not result in the number of supervisors being lower than the statutory minimum, affect the normal operation of the Supervisory Committee, nor
have any impact on the Company's operation and management. Ms. Shan has confirmed that she has no disagreement with the board of directors of the Company and the Supervisory Committee and there are no matters relating to her resignation that need to be brought to the attention of the shareholders of the Company.