Established in 1959, together with technology of Teikoku Piston Ring Co., Ltd.,Japan and Federal Mogul, USA, YPR is manufacturing and supplying various types of cast iron piston rings,stainless steel oil rings, cylinder liners, valve guides and camshafts applicable to automobile, marine, agricultural engines, not only to the domestic assemblers as O.E.parts and to the replacement market, but also to the overseas market. Piston rings and Cylinder liners being the most important functional components, by its nature, whose performance determine the whole engine performance, YPR always seeks to research and develop works to meet such a high performance by its excellent material, unique type and special surface treatment.

Quality, customer satisfaction and dreams to the future have been the vital spirit of YPR for 54 years.

YPR will create advanced technology in the field of auto parts with continuous research and development in the 21st century. Customer's particular interests and encouragement will make YPR one of the world's major auto parts manufacturers.