Henan Contrust Gear Transmission Co., Ltd. specializes in manufacturing various gears and gear units. We are a committee member of : 1. The Unit of the China General Machine Components Industry Association (CMCA) 2. The Unit of China Gear Manufacturers Association 3. The Unit of China Coupling Manufacturers Association 4. The National Technical Committee Of Gear Standardization (sac/tc 52) 5. The National Technical Committee of Shaft & Coupling Standardization (Sac/Tc109) 6. The Unit of the National Technical Committee on Reducer of Standardization Administration of China 7. The Unit of the Gear Specialist Committee of China Gear Manufacturers Association Through more than ten years of development, we have had advanced manufacturing facilities and strong manufacturing capacity. We can offer rolling, milling, shaping, shaving, grinding, heat treatment and carbonizing services. We also have complete precision testing machines to ...[More]the quality through the whole processing line. Our company obtained ISO9000 in October, 2005. We adhere to the quality principle of "trustworthy, advanced practical technology, create the values for customers". Our main products: gears for Mechanical engineering and oil pumps, gearboxes for industry (especially mixing gearboxes & planetary gearboxes) and special gear drives, such as slew drive systems and coupling and bending equipment. Our products are mainly used in the fields of metallurgy, mixers, bending equipment, mechanical engineering, food industry, chemical & oil industry, etc. Our customers are from the whole world.