Through steam (Shiyan) engine parts manufacturing Co., Ltd. Main Cummins and Dongfeng fittings, is to pass steam group (Hong Kong) power Manufacturing Co., Ltd. in the mainland distributor, product range, quality assurance, prices have market competitiveness, after-sales service is guaranteed. Products include: engine assembly, air compressor pump, water pump, oil pump, oil pump, cylinder liner, piston, cylinder block, cylinder head, crankshaft, camshaft, connecting rod, piston ring, piston pin, connecting rod bearing, crankshaft, valve, matched with a six, four matching, oil seals, belts rose tension wheel, air filter, filter, the tappet push rods and so on.