Transportation
| Fri 24 Jul 2026
Beijing, July 24 -- Haikou Comprehensive Maintenance Section Committee of China Railway Union has sought patent for Hydraulic Turnout Oiling Equipment. This invention was developed by Cao Lingxi, Xiao Bangpeng, Lei Deyuan, Zhou Rong, Wang Haiyong, Gao Lei, Chen Shiwei, Tang Nangang, Qin Sheng, Wang Xiaobing, Hu Qiaohua, Xie Ning..