Chongqing Zhizhan gear Transmission Co.,Ltd. specializes in the manufacturing of  high-precision Gleason and Klingelnberg format sprial bevel gears. our company is located in Degan Industrial Park in Jiangjin District of Chongqing,which is very convenient for transportation.Our products are widely used in industries such as cement,thermal power,metallurgy,oil drilling,heavy vehicles,coal milling,rail trasport,marine propulsion and water control.
Our company is fully equipped with various professional machining and testing equipments.It also has a sound quality system,as well as sophisticated product designs and advanced manufacturing technologies.Precision gears can be machined up to 3000 mm in diameter.Gear shafts are of integral design with unlimited modules.Precision level meets the requirements of DIN5 and tooth surface hardness is up to HRC58-62. Manufacturing single match of sprial bevel gears can be achieved through the use of design techniques and processing methods.In the meantime,our company is capable of manufacturing large straight bevel gears,spur gears and herringbone gears with no undercuts.
Our company insists on technology as the giding ideology,following standard management practices with well-established policies.We have passed ISO9001 quality management system,ISO14001 environmental management system and OHSAS18001 occupational health and safety management system certification,which provides a solid guarantee for the healthy development of the enterprise.Our "arc bevel gear and gear shafts for 3000kw-above vertical mill reducers" earns the Chongqing 'Key New Product" certificate and our double-sided transfer twist and high precision sprial bevel gears have been successfully applied to the ship lift of Three Gorge Dam project.    
A journey of a thousand miles begins with the first step.It is our cordial hope to grow together with our esteemed customers from both home and abroad  for more business opportunities.