Longkou longgong bengye science and technology Co.,Ltd was founded in 1988. At present, it has developed into a multi-element trans-area comprehensive enterprise integrating scientific research, production and sales. It chiefly produces air pumps, water pumps, engine oil pumps, engine oil coolers, advance device, connectors and high pressure oil pipes etc in engines of Shangchai 4135、6135, Weichai Stair, Tiandong 6130, Hangfa X6130, Dachai, Xichai 6110 , Chaochai, Muping 6102 etc.Modernized detection equipment and first-class operation ensure high quality of the products. "High Quality, Reasonable Prices, Short Time Limit of Project, and Sincerity" is our management tenet.Located at the East of Longkou City Industrial Developing District, the Coast of Bohai Sea, the factory enjoys transport facilities and developed industry. We are willing to build a bright future together with customers, old and new, with the spirit of "solidarity, practicality, innovation and development".