On 26 January 2024, as considered and approved at the 19th meeting of the eighth session of the board of directors (the ?Board?) of Aluminum Corporation of China Limited (the Company), the Company proposed to establish Chalco Green Advanced Aluminum Base Material (Yunnan) Co., Ltd. (the ?Joint Venture?) (tentative name, subject to the final approval by the industry and commerce registration authority) through joint capital contribution with Chinalco High-end Manufacturing Co., Ltd. The Company and Chinalco High-end Manufacturing shall contribute RMB 288 million and RMB 192 million in the Joint Venture in cash, respectively. Upon the establishment of the Joint Venture, the Company and Chinalco High-end Manufacturing will hold 60% and 40% equity interests in the Joint Venture, respectively, and the Joint Venture will become a subsidiary of the Company and its financial results will be consolidated into the accounts of the Company.