Renqiu Shijia Motorcycle Parts Co., Ltd. is located in Shimenqiao Town Industrial Zone, Renqiu City, Hebei Province — China's sprocket production base. Since its establishment, the company has been dedicated to the production of sprockets and chains, with 20 years of production experience and export rights. It is a modern company integrating R&D, design, manufacturing, and trade. The company has first-class technical personnel, multiple large-tonnage fully automated production lines, with production efficiency reaching over 650,000 sets per month. The products feature complete models, excellent quality, and high precision, highly praised by domestic and international customers, and have successfully entered markets in South America, the Middle East, Europe, Africa, and other countries.
Shijia has first-class factory equipment and excellent production lines. From CNC machining centers, large-tonnage stamping equipment, to heat treatment processes and shot blasting surface treatment, every process is strictly controlled. The company is equipped with multiple fully automated chain assembly lines, high-speed assembly machines, automatic chain section detection, high-speed riveting machines, continuous oil cooling, and silent whole-chain pre-tensioning equipment, ensuring stable and reliable quality for every chain.
Shijia insists on using high-quality raw materials: rear sprockets use 45# steel alloy, front sprockets use 20CrMn material, chain plates use 45Mn to improve fatigue resistance, pins use 30CrMnTi to enhance tensile strength, bushings use 20CrMnMo to extend overall chain life, and rollers use 10# steel for excellent impact resistance. We also support customizing special materials according to customer needs, meeting diverse application scenarios.
The company focuses on product quality testing, with various testing equipment and professional inspection teams. Equipped with Rockwell hardness tester, Vickers hardness tester, salt spray tester, high-precision chain length measuring instrument, runout tester, tensile testing machine and other precision testing methods. Each sprocket undergoes 12 production processes and 10 independent inspections, and has passed ISO9001:2015 international quality management system certification, with stable and reliable quality reaching the highest international industry standards.
Whether you are a distributor, motorcycle manufacturer, or retailer, Shijia can provide you with excellent sprocket and chain product solutions.
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