常铝股份：对下属子公司实际已发生的担保余额为人民币约6.97亿元

Group 1 - The core point of the article is that Chang Aluminum Co., Ltd. has approved a total guarantee amount of 1.6 billion RMB for its subsidiaries, with an actual guarantee balance of approximately 697 million RMB, accounting for 18.93% of the company's audited net assets as of the end of 2024 [1] - As of the announcement date, the market capitalization of Chang Aluminum Co., Ltd. is 4.6 billion RMB [3] Group 2 - For the first half of 2025, the revenue composition of Chang Aluminum Co., Ltd. is 87.57% from industrial operations and 12.43% from medical clean products [2]