彩屯选煤厂为日伪时期兴建,解放初恢复生产,入洗原煤牌号为瘦煤,精煤供本钢、鞍钢作炼焦配煤,处理能力为150万吨/年。三十多年来,彩屯厂不断进行技术改造,并推广应用了新技术和新设备。近年来,彩屯厂遵照煤炭部洗选加工利用方针,加快了技术改造步伐。1979年 Caitun Coal Preparation Plant was constructed during the period of Puppet and liberation, and the production was resumed at the beginning of liberation. The grade of raw coal was lean coal, and the clean coal was supplied by Benxi Iron and Steel, Anshan Iron and Steel Coke with coal blending capacity of 1.5 million tons / year. For more than thirty years, Caitun Factory has continuously carried out technical renovation and popularized the application of new technologies and new equipment. In recent years, Caitun factory in accordance with the Ministry of Coal washing processing and utilization guidelines, to speed up the pace of technological innovation. 1979