LONGSHUN METAL was established in 2004 and has become an experienced manufacturer in China's tire protection chain industry. For over 20 years, the company has been dedicated to the research, development and manufacturing of engineering machinery tire protection chains and snow chains. One-stop Solution For Forged Tire Protection Chain Production In 2007, LONGSHUN METAL specializes in the research and innovation of forged tire protection chains. We have achieved complete in-house manufacturing through independent product design, process programming, mold manufacturing, forging, and chain production. This fully integrated one-stop production system ensures strict quality control, stable product performance and rapid response to customer requirements. Automatic Circular Ring Manufacturing Machine In 2018, LONGSHUN METAL introduced a fully automatic circular ring manufacturing machine, significantly improving production standardization and ensuring stable, consistent product quality. Combined with advanced, high-quality welding technology, the company further enhances the durability and reliability of its products, maintaining strict quality control throughout the production process. Advanced Pre-vacuum Multi-purpose Heat Treatment Furnace To ensure outstanding product performance, LONGSHUN METAL is equipped with an advanced pre-vacuum multi-purpose heat treatment furnace. With fully automatic control of heating, temperature holding, carburizing and quenching processes, the system guarantees precise heat treatment, enhanced wear resistance, improved mechanical properties and stable product quality.