云南铜业：凉山矿业拥有红泥坡铜矿、拉拉铜矿、海林铜矿等优质铜矿资源，保有铜金属量约77.97万吨

Core Viewpoint - Yunnan Copper Industry (000878) has highlighted its valuable copper resources through its subsidiary Liangshan Mining, which includes several copper mines with significant metal reserves and stable production capabilities [1] Group 1: Resource Overview - Liangshan Mining possesses high-quality copper resources, including Hongnippo Copper Mine, Lala Copper Mine, and Hailin Copper Mine, with a total copper metal amount of approximately 779,700 tons and an average copper grade of 1.16% [1] - The Lala Copper Mine has been in operation for several years, providing stable copper concentrate output [1] Group 2: Project Developments - The Hongnippo Copper Mine is currently under construction, with confirmed resource reserves of 41.606 million tons of ore and an average copper grade of 1.42%, equating to a copper metal amount of 592,900 tons [1] - Upon completion, the Hongnippo Copper Mine is expected to significantly enhance the self-sufficiency of resources in the smelting segment [1] Group 3: Future Prospects - In 2024, Liangshan Mining successfully acquired exploration rights for the Hailin Copper Mine in Haili City, Sichuan Province, covering an area of 48.34 square kilometers, which will further bolster its resource reserve potential [1]