SKYWEL Engine Parts Co., Ltd. has over 20 years’ experience in manufacturing piston rings for Gasoline and Diesel engines. Since 2004 we have also expanded the new piston ring production line for marine diesel engines. Until now the available size of piston rings has been ranging from 20mm to 1000mm. SKYWEL piston ring has been widely acknowledged by our overseas customers. SKYWEL ‘s headquarter is located in GuangZhou, China, conveniently for meeting with our global customers after yearly canton fair. Our production plant formerlly founded as a state-owned blank casting factory of piston rings. Since 1992, we have been successfully transformed into a full processing piston ring plant-- from R&D, metallorgraphic structure analysis, foundry, machining, electroplating and testing. With our professional background of manufacturing piston rings, we are sure to produce customerized product according to your drawing and material request. Meanwhile, SKYWEL will incorporate pistons, cylinder liners, Gaskets business together, hoping in the future may become your one-stop supplier of engine parts.