Security & Protection
| Tue 11 Aug 2026
Beijing, Aug. 11 -- State Intellectual Property Office of China has received Guangzhou Power Supply Bureau of Guangdong Power Grid patent application for Fire-fighting Telescopic Device. Ni Xuming, Lai Yiyang, Zheng Yihui, Yang Wenbo, Xu Maoxin, Cao Qirui, Ma Weidong, Hu Xin, Feng Xing, Zheng Yuanbin, Zhang Haichuan, Huang Xi, W..