Tianjin sustainable Metal Products Co., Ltd., the production of tire protection chain is mounted on wheeled loaders, wheeled heavy-duty trucks and other construction machinery equipment, used to improve tire life and reduce tire maintenance, lower construction costs, speed up construction progress, the current tire protection chains are widely used, quarries, quarry, tunnel construction, road building, dam construction work, to adapt to the harsh ground. Our products through the introduction of foreign advanced production technology, components of high quality alloy steel casting, automatic flash welding made of multi-channel processes. Product of the performance indicators, all reached the advanced level of similar products at home and abroad, has now been designated as a national key project to promote use of the product. Outstanding performance characteristics of the product slag stone pavement in poor work, excellent wear resistance, service life of up to several thousand hours,