What open-pit mines are there in Jin Hui Mining?

Jin Hui mining open-pit mine includes Chongyang Gou mine, Dongqinggou mine and Miaoergou mine. Jin Hui Mining was originally named Huixian Copper Mine, including Chongyanggou Mine, Dongqinggou Mine and Miaoergou Mine. Mixed ownership reform 20 1 1, Jinhui joint-stock company was formally established 12. By the end of June, 20021year, Jin Hui had 32 exploration rights, 4 mining rights 14, 680,000 tons of copper, 56,000 tons of lead and zinc 165438+, and 56,000 tons of manganese, with potential economic value exceeding 100 billion yuan.