Qingdao H.H.Z.R. International Trading Co., Ltd, which located in Qingdao ,China.  we are a professional company aiming at R & D, production and sales of diesel  Injection system components, such as diesel nozzle,plunger,element,D.valve,diesel injector and rotor head.We are capable to supply you diesel injection components with precision process,exquisite packing and reasonable price, We have our own brand"CPN", meanwhile, we can provide OEM service according to your special requirement. After years of development, we  have established a good and long-term cooperative relations with many customers , they are mainly distributed in Europe, America, Africa and Southeast Asia and other countries, and they borh are  well-know local dealers. Our team has a professional service concept, strict discipline and humanized management, I  believe, we will become your partner!