
Automobile Engine Motor Parts Sprocket Industrial Drive Transmission Drive Roller Motorcycle Chain. 70 Years Manufacturing History: Founded in 1953, Hengjiu Group has 70 years of expertise in chain transmission products. Global Top 10 Chain Enterprise: Ranked among top 10 globally with 9 R&D hubs and 80,000 tons annual production capacity. Comprehensive Product Range: Over 20,000 types of chains, sprockets, and belts in carbon steel, stainless steel, and plastic. OEM and ODM Services: Full customization options available including from samples, designs, and flexible customization. Multi-Material Capability: Manufacture chains and sprockets from Alloy Steel, Stainless Steel, Forged Steel, and Synthetic materials. Extensive Industry Coverage: Serves niche fields including automotive, mining, agriculture, food processing, and smart home. Strong R&D and Innovation: Holds over 120 patents and involved in developing 24 national and industry standards. Strict Quality Control: 100% visual and functional inspection for finished products with traceable raw materials.