Our factory produce nozzle,plunger,D/valve,injector,pump.which used for diesel engine ... diesel pumps,etc. We have advanced equipment,craft,full testing machine, very strong technical force, and modernization management. Also we have ... DN4SD135 DN4SD139 DN4SD490 DN4SD490 DN4SD62 DN4SD6299 DN4SDK1 DN4SDND24 DN4SDND80 DN4SK1 NOZZLE