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Nanjing Hansen High speed gearbox Manufacturing Co., Ltd. is a large enterprise specializing in the production of high-speed and heavy-duty Gearboxes. It is located at No. 34, Huatang Road, Honglan Industrial Concentration Zone, Lishui District, Nanjing. In line with the enterprise spirit of "integrity, pragmatism, innovation and refinement", the company has introduced gear design concepts, calculation programs and manufacturing process technologies from gear companies in Germany and the United States. Through the company's research and development and innovation, it has formed advanced design concepts and manufacturing processes, especially in the design and manufacturing technologies of high-speed, high-precision and heavy-duty gearboxes. It has always maintained a leading position in China and reached the same level as developed countries in Europe and the United States, laying a solid technical foundation for the development of the company. The company has imported various advanced gear processing machine tools, international advanced equipment such as measurement, testing, and testing, as well as complete sets of heat treatment equipment from world-renowned companies such as the United States, Germany, Switzerland, and Austria. Among them, more than ten high-efficiency CNC forming gear grinding machines imported from Germany, more than ten large multifunctional heat treatment furnaces imported from Austria, 5 high-speed gear hobbing machines imported from Germany, 16 machining centers of various types, 2 three-coordinate measuring instruments, and 3 gear measuring instruments. The gearboxes produced by the company have been carefully designed, accurately calculated, and strictly tested and tested. They are known for their low vibration, low noise, small size, strong load-bearing capacity, and high safety and reliability. They are well-known at home and abroad and have been successfully applied to chemical industry, centrifugal high-speed blowers, steam turbines, compressors, building materials, metallurgy, power generation, mining, energy, aerospace, new energy vehicle test benches, and scientific research test benches of major domestic colleges and universities, and enjoy a high reputation in the domestic high-speed and heavy-duty gearbox market.