Chongqing Zhizhan gear Transmission Co., Ltd. specializes in the manufacturing of high-precision Gleason and Klingelnberg format sprial bevel gears and gear shafts. The Company is located in Degan Industrial Park in Jiangjin District of Chongqing, which is very convenient for transportation. The products are widely used in industries such as cement, thermal power, metallurgy, oil drilling, heavy vehicles, coal milling, rail transport, marine propulsion and water control. The 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 no limits on module. 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, the company is capable of manufacturing large straight bevel gears, spur gears and herringbone gears with no undercuts. The company insists on technology as the guiding ideology. By fostering its own technical team as well as cooperating with research institutions in the development of arc bevel gears, it has obtained six practical new patents. The company’s “arc bevel gear and gear shaft for 3000KW-above vertical mill reducer” project earns the Chongqing “Key new product” certificate of honor, and the support of the National Science and Technology Innovation Fund. The company’s double-sided transfer twist and high precision sprial bevel gears have been successfully applied to the ship lift of the Three Gorges Dam water control project to replace the imported products. The company follows standard management practices with well-established policies. It has passed the ISO9001 quality management system, ISO14001 environmental management system and OHSAS182002 occupational health and safety management system certification, which provide a solid guarantee for the health development of the enterprise. A journey of a thousand miles begins with the first step. It is believed that the company’s solid starting point of today will become the cornerstone of high-speed growth in the future. It is our cordial hope to grow with our esteemed customers from both home and abroad for more business opportunities together.