... Town , Dalian Bay ,Dalian GanJingZi District, covering 25600 square metre. The company mainly manages coking, smelting, port machinery, etc, including ... partnership with DHI.DCW Group Co.,Ltd, and Dalian Hitachi machinery equipment Co., LTD., successively undertook the welding production ... DHI, DCW group and Hitachi machinery at home and abroad of heavy machinery manufacture engineering. With DHI, DCW ...