At home in China Backstage Group Co., Ltd. was established in 1988 and merged by Backstage GROUP to focus on car spare parts and car accessories in 1998. Using advanced production facilities and technology that meets international standards, we market throghout the world under the BS. and OEM brand. We have cooperated with the most famous piston rings manufacturer Goetze Company, Germany,now we've become one of the largest piston ring manufacturers in this