We are a leading manufacturer and exporter in China. We have experience with more than 10 years.We have products such as oil pump, rotors and gears for oil pump, valve guide and seat, piston and piston ring, bearing housing, ball screw linear motion spline.gas spring, hydraulic pump rotors, vacuum rotors and sinter bush. We provide you with top quality, competitive price and prompt delivery. We enjoy reputation in domestic and abroad market. If you are interested in our products, please have a contact with us.