Tools and Machinery
| Wed 16 Sep 2026
Beijing, Sept. 16 -- Earth Petroleum Machinery Co Ltd of Inner Mongolia First Machinery Group has been granted a patent for Automatic Bending Device. Ren Jinmei, Huang Wei, Zhang Zhiwen, Fan Dequan, Xu Dongwei, Wang Huaikui, Liu Haiyan, Chen Hui, Sun Jiaxi, Han Yongliang and Yao Peiqin developed the invention.
The patent appl..