1. Shanxi Linfen Duyao Shangyi Coal Mine Co., Ltd. was established on 200 1, and Zhao Yuguang holds 100% of the shares.
2. Datong Coal Mine Group Linfen Hongda Huokou Coal Industry Co., Ltd. was established on 20 1 1, and Datong Coal Mine Group Linfen Hongda Mining Co., Ltd. holds 100%.
3. Shanxi Jinmei Group Linfen Jinniu Coal Mine Investment Co., Ltd. was established in 2009, and Jinneng Holding Equipment Manufacturing Group Co., Ltd. holds 100%.