Practice of technical upgrading of Sunzhuang Production Division of Matou Coal Washery

Sunzhuang Production Division has undergone a series of technical upgrading processes since it was officially incorporated into Matou Coal Washery for unified and special management in 2006. The renovation has led to overall technical upgrading of coal washing processes and equipment, noticeable increase of treating capacity and organic efficiency and reduction of production cost and labor intensity, enabling it to reach the advanced technical level among its domestic counterparts.