Wuxi Changyi Machine Tool Co., Ltd., located at No. 6, Yangshu Road, Hudai Industrial Park, Binhu District, Wuxi City, was established in 2005. It is a professional high-end CNC grinding machine production enterprise integrating design, R & D, manufacturing and sales. After decades of innovation and development, the company has been recognized as a national high-tech enterprise and a national private science and technology enterprise, Ministry of commerce credit certification enterprise. Changyi brand series grinding machines have won: CCTV China Brand archives brand,the key protection brand of China's scientific and technological innovation and the leading brand of China's internal grinding machine industry. It has passed ISO9001-2015 international quality certification and is listed as a small enterprise in Jiangsu equity trading center (Enterprise Code: 690839). Changyi trademark is a well-known trademark in Wuxi. It is one of the first batch of intelligent manufacturing member units in Wuxi, a member of Wuxi Automobile Industry Association, a member of Wuxi Mould Association and other honorary units. At present, it has obtained nearly 60 practical patents and invention patents.

At present, the company's products have 8 series and nearly 50 varieties: 1. Vertical CNC Internal and external grinding machine series; 2. Internal grinder, CNC Internal Grinder (with B-axis optional) series; 3. CNC compound grinder series; 4. Multifunctional CNC grinding machine (with B-axis) series; 5. Deep hole internal grinder series; 6. Cylindrical grinder, CNC cylindrical grinder and CNC end face cylindrical grinder series; 7. CNC universal cylindrical grinder series; 8. Special grinding machine series for spindle and sleeve; Custom grinder series and derivatives. At present, the company's CNC Internal Grinder plus robot, remote management plus Internet of things, multi-functional CNC compound grinder + B-axis, deep hole internal grinder, etc. have gradually occupied a leading position in the same industry in China in terms of automation and intelligence. CNC vertical internal and external grinding machines, spindle and sleeve special grinding machines and other grinding equipment are more favored by customers after put on the market. At present, the company's products are mainly used in domestic high-end manufacturing fields such as shipbuilding, automobile, mining machinery manufacturing and so on. Users are all over China, and some products are exported to Southeast Asia, Europe and other countries. At present, our products occupy a considerable share in the same industry in China. Some varieties have reached the level of similar foreign products. The product cost performance has obvious competitive advantages at home and abroad.

We will keep forging ahead with more enthusiasm, advanced technology and spirit of scientific innovation, and welcome new and old customers to visit and guide us.