Star Precision Machinery Co., Ltd., located in Zhangqiu City, Shandong Province, the hometown of blacksmith, covers an area of more than 150 Acre-feet and employs more than 200 people. It specializes in the production of winch, slewing and walking gearbox ring, output shaft gear, supporting shaft, planet carrier, support, sun gear, planetary gear, driver shaft and other engineering machinery accessories.It is an enterprise integrating R&D, production and sales of construction machinery series gear parts. Since its establishment, Star Precision Machinery has been focusing on production and R&D, forming its own technology industry chain. It is diligent in exploration and innovation, and serves every enterprise with excellent products. The product supply chain spreads all over the country and even the world. It supplies gear parts for many well-known enterprises in China, and the products are exported to South Korea and other countries and regions.