Automobile
| Wed 17 Dec 2025
Beijing, Dec. 18 -- Kunming Power Supply Bureau Yunnan Power Grid has secured a patent on Crossing Mechanism and Overhead Vehicle Device. Wheel, Wang Yueming, Wu Chao, Huang Haiyan, Qin Lijuan, Zhao Yu, Ren Hao, Wang Mingyu, Wu Junheng, Fang Quan, Yang Fayu, Ming Jiahui, Zhang Chuan, Yang Zhi, Wu Yongcong, Jin Peng, Liu Jianhong..