It’s a sino-foreign joint venture established by a thorough reformation of nanping automobile fittings factory,it’s the chairman unit of auto-used pistin ring and piston of china association of automobile manufacturers,and the committeeman of piston ring and piston branch of national automotive standardization technical committee. the company introuduced complete piston ring’s design,manufacture and test patent technology from japan npr corporation,and import some world-class process equiments and test instruments from swiss,japan,germanand france o found a first-class piston ring and piston production line focusing on car,minicar,motorcycle,light vehicle and slap-up diesel vehicle,whose piston ring’s annual capacity is 50 million pieces, piston 2million,piston pin 5million and cylinder liner 1.5million.