1)We are specialized for producing Nozzle Ring,Piston Ring,Journal Bearing,Thrusting Bearing, for Turbocharger application. 2)Our Piston RIng for IHI,MHI,HOLSET,BORGWARNER,GARRETT,TOYOTA, 3)We have a rich experience and good marked in North America,South America,Western Europe,Eastern Europe,Asian,Africa, 4)We have awarded ISO/TS16949 Certificates. 5)We are committed to dellivery high quality,high value to our customers