| 1. | Dengcao group co . , ltd . of zhengzhou city is a comprehensive enterprise group organized with dengcao coal mine , one of the " 5 williams favorites " of nationwide coal mines of townships and towns as main body
郑州市磴槽集团有限公司,是以被誉为全国乡镇煤矿"五朵金花"之一的磴槽煤矿为主体组建成立的综合性企业集团。 |
