一九八五年十月下旬,机械部重型矿山机械局在江西省宜春市召开了《当代中国的重型矿山机械工业》编史协调会议。会议认定:重型机械行业,经过建国以来三十五年的发展,在机械部系统已形成了拥有42个归口管理企业和13个兼业生产企业的重型机械制造体系。这55个企业的名称是: 归口管理企业有:第一重型机器厂、第二重型机器厂、太原重型机器厂、大连重型机器 In late October 1985, the Ministry of Machinery Heavy Mining Machinery Bureau held a conference on the compilation and compilation of “Heavy Mining Machinery Industry in Contemporary China” in Yichun City, Jiangxi Province. The meeting concluded that the heavy machinery industry, after 35 years of development since the founding of the People’s Republic of China, has formed a heavy machinery manufacturing system with 42 centralized management companies and 13 concurrent production companies in the Machinery Department. The names of these 55 companies are: The centralized management companies include: the first heavy machinery factory, the second heavy machinery factory, the Taiyuan heavy machinery factory, and the Dalian heavy machinery