Our company is a professional factory of diesel engine oil systems with 40 years history, mainly produces nozzles, plungers , delivery valves, injector , head rotor , and diesel pumps, etc. We have advanced equipment, craft, full testing machine, very strong technical force, and modernization management. Also we have big lots, more types, and high quality production scale. We welcome all the customers. and will give you the best price, best quality and best service.