SHANGHAI HOLD, established in 1997, is a professional supplier of high quality auto machinery. Our products include cylinder boring machine, honing machine, valve seat grinding machine, con-rod bushing machine, brake drum grinding machine, tire changer/balancer, and all kinds of auto lift etc.In the past 15 years, our products have been exported to more than 30 countries overseas. We dedicate in offering customers a complete set of auto machines with high quality and competitive price. We are looking forward your inquiry and cooperation.