Please note: some pictures are just for your reference, not real parts pictures, please confirm the goods according to the original number and marks, thank you very much. Established in 1952, Donggang Weiyuan Fuel Injection Equipment Co., Ltd. is a professional manufacturer of diesel fuel injection system spare parts for both auto and marine imported brand engines, such as CAT, VOLVO, Yanmar, SKL, SULZER, etc. Our main parts are pistons, injectors and delivery valves. In 2014, we established the second factory, which is specialized in producing Common Rail parts. It mainly includes Common Rail injectors suitable for Bosch, Denso, Delphi, CAT, etc., and their control valves, common rail injectors, etc. Now our factory building is more than 14,000 square meters, and our employees are more than 400. We have professional quality control systems, all of our parts are tested before