Transportation
| Fri 13 Jun 2025
Beijing, June 14 -- State Intellectual Property Office of China has awarded a patent to China Railway Liuyuan Group for shield segment moving frame. Jiang Baochen, Wei Yuxing, Zhou Zhuoran, Liu Yujie, Sun Dongbo, Sun Chao, Xiao Pingping, Peng Hui, Yang Bin, Wang Weihan, Zhang Guangwei and Qu Xiaoying developed the invention.
Th..