Qinhuangdao ShuangSheng Machinery Co.,Ltd Supply Genuine and OEM equipment and spare parts of high, medium and low speed marine diesel engine, supercharger, compressor, oil separator, fuel injection system, oil and water pump, instrument and meter at home and abroad.

Main brands: MAN, YANMAR, DAIHATSU, WARTSILA, DEUTZ, SULZER, CUMMINS etc.