Hangzhou Longer Sawchain Co., Ltd was founded in 2007, is Chain Breaker and Rivet Spinner（B） suppliers and Chain Breaker and Rivet Spinner（B） Company. Factory is located in the scenic of Qiantang River, covering an area of 20,000 square meters, with more than 200 employees and more than 30 technicians. It has a strong production and R&D team.
In 2012, the company independently developed fully automatic saw chain assembly equipments, and became one of the earliest enterprises in China to have automated saw chain assembly lines. The main raw materials are imported from Germany, the same supplier of Stihl saw chain. Advanced technology and high quality materials, Strict quality control and continuous improvement of product quality make the company's products recognized and trusted by domestic and foreign customers. Since its establishment, the products have been exported to more than 50 countries in the Americas, Europe, Australia and Asia. The company is certificated with ISO9001 and CE, UL, CUL.