铜陵有色：11月20日召开董事会会议

Group 1 - The core point of the article is that Tongling Nonferrous Metals Group Co., Ltd. held its 27th meeting of the 10th Board of Directors on November 20, 2025, to review proposals regarding the formulation and revision of certain management systems [1] - For the first half of 2025, the company's revenue composition shows that non-trade income accounted for 99.18%, while trade income made up only 0.82% [1] - As of the time of reporting, the market capitalization of Tongling Nonferrous Metals is 68.4 billion yuan [1]