Company Brief: Founded in 1966, Chongqing Gearbox Company is a highly experienced gearbox manufacturer located in China. We specialize in the R&D, manufacture and marketing of an extensive line of products, including our superior bevel planetary gearbox, parallel shaft gearbox, wind turbine gearbox, center drive mill gearbox, industrial gearbox, vertical mill gearbox, marine gearbox, wind turbine yaw, elastic coupling, damper, and more ...
Shipbuilding Gearbox Based on the imported technology, the company independently researched and developed a large number of specially designed gearboxes and CH series high-speed shipbuilding gearbox by modern design and analytical techniques.
Construction Gearbox In recent years, according to the developing requirement in the market, the company has designed and manufactured the heavy single side double driving reducers, which can meet the demands of the product line of 2,500 tons, 10,000 tons and even more daily capacity.
Metallurgical GearboxCooperating with SMS Demag Aktiengesellschaft, successfully manufactured the rough and finish rolling main reducers and pinion gear units for the 1700 hot rolling line of Benxi Steel and Iron Group Corporation, total weight more than 900 tons, including unit weight of E1 reducer, R2, and R3 reducers over 180 tons.
Heavy Truck GearboxChong Chi Yong jinelastic damping couplings are used to solve the problem of inevitable torsional vibrations of diesel engines, which not only have been applied to diesel engine power installations for locomotives, tanks and heavy vehicles, etc., but also meet the demands of other machinery such as pumps, compressors and turbines. It has been proved by many power installations at home and abroad.
Wind Power Gearbox The company had produced and sold about 2000 sets of wind power speed-up gearboxes. They were put into service in various wind fields in Inner Mongolia, North China, East China, South China, Northeast, Northwest and Hainan with high stability and high endurance and can run at least 10 years.
Industrial GearboxThe general-purpose gears family, developed and manufactured by the company, including JH series, JK series, FL series, ZDY series, ZLY series, ZSY series, QJD series, MLJ series, LJC series and MTP series etc., are used in waterpower, firepower, the wind energy industry, petroleum industry, rubber industry, building material industrial, mines, transportation area and national defense industry.
Other GearboxThese products are used for double-fed, semi-direct-driving, direct-driving type complete wind turbine installations, applicable for various surroundings of land and sea.



