Group 1 - The company primarily operates copper mines, with significant overseas assets including the Kolwezi copper-cobalt mine in the Democratic Republic of Congo [2] - Domestically, the company has various mining operations, including gold mines from Huajin Mining, lead-zinc mines from Emma Mining and Hengyuan Xinmao, and copper polymetallic mines from Yinxin Mining, as well as copper mines from Dali Sanxin [2]