Dong's Iron Plating Co., Ltd of Dalian Maritime University found in 1992, it belongs to Dalian Maritime University, and it is also the depended unit of Liaoning Iron Plating Technology Researching Institute. And it is the student practice base of the Marine Engineering College of the university. And it is also the Key Laboratory of Ship-Machinery Maintenance & Manufacture of the Ministry of Communication, PRC. The company takes "Dong's Iron Plating without Etching Technology" as core technique to remanufacture crankshaft, straight shaft, camshaft, con-rod, piston rod, engine block and such mechanism parts of locomotive engine and marine engine.
And the company had got the Work Approval Certificates of China Classification Society, Lloyd's Register and Russian Maritime Register of Shipping ......