Shenzhen WeiNa Oil Pump & Nozzle Co., Ltd.  Offer world class Automotive diesel injection nozzles that are made from industrial grade materials like EN 31 Metal and High speed steel. Vitally important for the regulation of the fuel flow to ignition compartment our Diesel Injection Nozzles. Owing to durable and strong structure to them. Made in accordance with strict international quality standard(Quality test and producing according diesel etc international brand )so the have been preferred and purchase by clients all over the world. The Truth show our HongBeng Diesel injection nozzles have proven to be the ultimate choice for number of heavy truck and diesel engine.