Heng shang Gear Co., Ltd.Founded in 2003, is a research and development, production and sales as one of the hardened gear reducer professional manufacturing enterprises. Fixed assets of more than one hundred million yuan. At present, the company has the most advanced German Liebherr gear grinding machine, the Gleason, 6 axis CNC gear hobbing machine, Italy SU import razor grinder, Germany g test center Limberg P26 gear, and a number of imported high precision heat treatment, processing equipment more than 300.

Hunan Jiali Machinery Co. Ltd. is the largest investment casting enterprises in Hunan, a total investment of 100 million. It is the largest domestic manufacturing enterprises of oil pump oil pump Hunan wholly owned subsidiary of Limited by Share Ltd, is a research and development, production and sales of oil pump shell, automobile gearbox, engine with aluminum casting and other aluminum casting products and precision machining project professional enterprises. It can meet the needs of customers for mold flow analysis, die manufacturing and die casting process analysis, optimize product structure, optimize machining characteristics and other requirements, and provide strong technical support for product development and mass production.