Transportation
| Wed 26 Nov 2025
Beijing, Nov. 27 -- Shijiazhuang Coal Mining Mach has been granted a patent for Electric Rack Rail Trapped Rail Vehicle. Liu Wei, Yang Yang, Liu Jiajin, Wang Yafeng, Li Yingna, Wang Jiqiang, Wang Kai, Wang Guigeng, Liu Shuaishuai, Gao Yutai, Chen Boqing, Bai Boao, Song Hongxiang, Hou Liqiang, Wang Haitao, Wu Chong and Chen Zhuow..