紫金矿业成立稀贵金属公司，注册资本50亿

Group 1 - The core point of the article is the establishment of Fujian Zijin Precious Metals Co., Ltd. by Zijin Mining, with a registered capital of 5 billion yuan [1] - The company's business scope includes precious metal smelting and investment activities using its own funds [1] - Zijin Precious Metals is wholly owned by Zijin Mining, indicating a strategic move to expand its operations in the precious metals sector [1]