Transportation
| Mon 17 Aug 2026
Beijing, Aug. 17 -- Erchu of China Railway Tunnel Group and Shanghai Senying Electric Co Ltd have received a patent for Ec Intelligent Fan Box. This invention was developed by Liu Yuanpeng, Li Xiaojun, Wang Xuelei, Wang Yazhao, Sun Nanbing, Li Guojiang, Wang Hongqiang, Zhao Qingrui, Ma Shujie, Chen Zishang, Hou Fei, Guan Bin, Ga..