Nanjing Technical Equipment Manufacture Co., Ltd., founded in 1952, is the first and largest manufacturer in China specializing in research and development of ball screw, linear guideway, X-Y worktable(module) and other CNC machine parts.



In 1964, we made the first ball screw in China. With many years' development, we have the experienced and innovational team of R&D who can make the products according to your drawing or samples, and our skilled and qualified QC can ensure the quality of our products. We have passed the ISO9001: 2000(quality management system), ISO14001: 2004(environmental management system) and GB/T 28001-2001(occupational health & safety management system).



The good quality with reasonable price and punctual delivery, we believe you will be interested in our products and our brand Yigong will be deeply impressed by you.



Yigong, your first choice!