- December 2000- Establishment of Pinglu new ring rubber and plastic products Co., Ltd ●
- November 2008- Pinglu Xinhuan Rubber Products Co., Ltd. changed to Shanxi Xinhuan Rubber Products Co., Ltd. ●
- November 2010- Established Shanxi Xinhuan Powder Metallurgy Co., Ltd. ●
- 2014 May- Establishment of Shanxi Xinhuan Technology Co., Ltd ●
- October 2014- Establishment of Ningbo Xinhuan fluoroplastic Products Co., Ltd ●
- April 2018- Set up shaft branch of Ningbo new ring fluoroplastic Products Co., Ltd ●
- August 2020- After the reform of joint-stock system, it was officially renamed as Shanxi Xinhuan Precision Manufacturing Co., Ltd ●