Transportation
| Sat 03 Oct 2026
Beijing, Oct. 3 -- China Railway Tunnel Group and Sanchu Co Ltd of China Railway Tunnel Group have been granted a patent for Special-shaped Segment Cutting Device. Zhao Baolong, Peng Qi, Pei Chao, Liu Yuan, Cheng Shengtong, Luo Min, Ding Huiwen, Meng Shuhong, Peng Xingqiang, He Lei, Wang Wenlong, Peng Meikun, Liu Kang, Xiong Jia..