we are specialized in complete engine and spare parts. such as crankshaft, camshaft, conrod, cylinder head, cylinder block, cylinder liner, piston, piston ring, engine valve, engine bearing, oil nozzle, oil seal, oil pump, fuel pump, water pump, turbocharger, and so on. our product have exported to many countries. we are also the supplier of Caterpillar, MTU, KKK...