Transportation
| Sat 11 Jul 2026
Beijing, July 11 -- China Railway First Survey & Design Institute Group has applied Chinese patent for Elastic Compensation Electric Connection Device for Overhead Line System. Liu Lei, Deng Bo, Li Qingjun, Liu Ruixiang, Qiao Jinxin, Chen Xi, Yang Yi, Bai Weidong, Wang Yuhuan, Jin Guang, Zhang Cheng, Wu Yafei, Cao Pengliang, Wan..