CHAMPION AUTO PARTS CO. ,LTD is made of young and active people. We are workmates and friends. We work hard for our company and we try our best make our company and client business better. We have had some troubles, but we never give up before we get to the aim. Now , less friction , improved sealing and a higher fracture resistance , all of its just for increasing temperatures , pressures and speeds ,which is piston rings subjected to ever greater stress . We can offer you a well solutionSo, please contact us, and we will serve you sincerely and efficiently.