Chongqing Tool Factory Co., Ltd. (formerly: Chongqing Tool Factory, hereinafter referred to as Tool Company) was created to produce complex gears in small and medium-sized modules according to the deployment of the national industrial structure in 1966 to move the entire gear and tool section of the Shanghai Tool Factory to Chongqing. The key state-owned enterprises with tools as their characteristics mainly focus on the development of series of complex tools such as hobs, shavers, and tooth inserters. In 2006, it was restructured and became a wholly-owned subsidiary of Chongqing Machine Tool (Group) Co., Ltd., and in 2008, it was listed on the Hong Kong H-share market with Chongqing Mechanical and Electrical Co., Ltd.

The tool company is the executive director unit of the Tool Branch of the China Machine Tool Industry Association, the executive director unit of the China Machinery Industry Metal Cutting Tool Technology Association (hereinafter referred to as China Knife Association), the member unit of the Gear Branch of the China Machinery General Parts Industry Association, and the China Complex Gear Tool Industry Standard formulation unit, ISO9000 international quality certification enterprise. The Complex Tool Research Institute of Enterprise Technology Center, Chongqing Complex Tool Engineering Technology Research Center, and Chongqing Municipal Enterprise Technology Center. The presided over the formulation of the "National Standard for Disk-shaped Axial Radial Radial Radial Radial", "National Standard for Involute Spline Hoop", "National Standard for Disk-shaped Gear Milling Cutters", "National Standard for Disk-shaped Gear Milling Cutters", " National Standard for Grinding Gear Hobs" and other series of gear tools national and industry standards.

Tool company, with more than 50 years of experience in gear tool development and a sales service network covering the whole country, is known for producing special, high-precision, high-difficulty and high-efficiency small and medium-sized module complex gear tools in the machine tool industry. It was once the Shenwu and Shen6 Spacecraft parts processing provides high-precision small module digital gear tools. The products mainly serve tooth processing enterprises in the automobile, motorcycle, construction machinery, wind power, high-speed rail, aerospace, ship, machine tools and other industries, and are exported to more than 20 countries and regions including Japan, South Korea, Indonesia, Thailand, Iran, etc. It is a major supplier of China's gear industry and a well-known complex gear tool manufacturer in the southwest region.

The tool company has more than 10 invention patents and more than 50 utility model patents; it has developed radial shaver, independently developed high-efficiency special hob, high-speed dry-cut hob, tooth scraper (tooth-carrying knives), and chamfer excavation. Many scientific research projects such as the root full-arc tooth insertion knife can replace imports and occupy an advantageous position in China.