各省(区)煤炭管理机构、东煤公司、中国煤田地质总局、中煤建设开发总公司、直管矿务局(公司)、煤炭科学总院。根据建设部有关文件规定,原中国统配煤矿总公司以中煤总基经字(91)第236号通知,对煤炭行业工程勘察和工程设计资格换证的申请及审理工作进行了具体部署和安排,并重新制定了煤炭行业工程设计资格的分级标准。自1991年8月至1993年6月,原中国统配煤矿总公司会同有关部门分别对煤炭直属勘察设计单位甲、乙级勘察设计资格、省属煤炭设计单位(不含乙级设计换证)以及其它行业申请煤炭行业的设计资格进行了 All provinces (autonomous regions) coal management agencies, the East Coal Company, China Coal Geology Administration, China Coal Construction and Development Corporation, Direct Minerals Bureau (company), Coal Science Institute. According to the provisions of the Ministry of Construction of the relevant documents, the former China National Coal Mine Corporation in the coal base by the word (91) Notice No. 236, the coal industry engineering exploration and engineering design qualification replacement application and the trial conducted a specific deployment and Arrangements and re-formulated the classification of coal industry engineering design qualification criteria. From August 1991 to June 1993, the former China National Coal Mine Corporation together with the relevant departments, respectively, on the coal directly under the survey and design units A, B survey and design eligibility, the provincial coal design unit (excluding B design replacement) As well as other industries to apply for the design qualification of the coal industry