Based in Shanghai, which is the biggest industrial city in China, With a total area of 66,000 square meters, SZS has played a major role in the competitive market and been serving auto, steel, construction, bearing, woodworking industry and farming throughout the world since 1991. Our major products are Agro-machinery, Abrasive Grains, Bonded Abrasives, Coated Abrasives, and almost above 85% of production are exported to all over the world. From the establishment, SZS always cherishes the harmony of the staffs' intelligence as well as the diligence in team work, and devotes itself to improving the quality and function of our products and always looks for reaching perfect performance and higher quality. It is our supreme principle to perfect our skill constantly, to develop more and more of new products and to offer the excellent after-sales service. Depending on it, our company has been developing quickly. This website is designed for displaying a wide variety products manufactured & marketed by SZS and we hope you can find our products are of your interesting. All of employees from SZS warmly welcome all clients from domestic and overseas to cooperate and set up business relations with us to bring mutual benefits to both parties.