1, Jinlong Copper Co., Ltd. and Anhui Tongguan (Lujiang) Mining Co., Ltd.
2. Tongguan brass rod of Tongling Nonferrous Metals Co., Ltd..
3. Tongling Nonferrous Metals Co., Ltd. Jinxiang Materials Co., Ltd.
4. Tongling Nonferrous Metals Co., Ltd. tianmashan Gold Mining Co., Ltd..
5. Tongling Nonferrous Metals Co., Ltd. Tongguan Electrician Co., Ltd. ..
6. Anhui Tongguan Copper Foil Group Co., Ltd..
7. Tongling Nonferrous Metals Co., Ltd. Fenghuangshan Mining Co., Ltd.