Cooperative Partners：

   　Middling coal, National Energy Group, Xishan Coal Power, China Railway, China Power Construction, China Railway Construction, China Communications Construction, Yankuang Group, Mengtai Group, Shenhua Ningxia Coal Industry Group, Yongmei Group, Wanbei Coal Power, Huainan Mining, Shanxi Coal Transportation and Marketing Group, Shaanxi Coal Industry, Tongmei Group, Yangmei Group, Yidong Group, Shanxi Lu'an Group, Guodian Inner Mongolia Energy Co., Ltd., Ningmei Group, Jining Energy, Xinjiang Yili Energy, Inner Mongolia Pingmei Group, Yitai, Zibo Mining Bureau, CCCC Shanghai Waterway Bureau Co., Ltd., Communication Signal Construction Group Guizhou Engineering Co., Ltd., China Railway Third Bureau Group Construction and Installation Engineering Co., Ltd., China Railway Seventh Bureau Group Materials Trading Co., Ltd., CCCC First Harbor Engineering Co., Ltd., China Construction Port Group Co., Ltd., Shenmu County Wulansetai Coal Co., Ltd Qinghai Xining Tiemai Coal Mine, Inner Mongolia Pingzhuang Energy Co., Ltd. Fengshui Gou Coal Mine, Poland Coal Mine, etc., and exported to multiple countries.

（Partial cooperative enterprise units）