As a main domestic OE supplier, Wellfar is specialized in the R&D,manufacturing, supply of precision autoparts such as piston rings, piston, cylinderliner, engine bearings and also turbocharger components., Wellfar Engine Parts has maintained rapid growth and has been doing well in the aftermarket, supplying cost-effective engine parts to more than 30 countries in North America, Western Europe, South America, Africa, the Middle East and Asia.