Security & Protection
| Thu 23 Jul 2026
Beijing, July 23 -- Jiaozuo Power Supply of State Grid Henan Electric Power has submitted a patent application for Signboard with Specific Induction Alarm Function. Tian Chenyu, Gao Han, Shi Hang, Wang Yongchen, Wu Xiaoting, Wang Junjie, Li Long, Sun Shilong, Xie Jin, Zhang Hongwei, Liu Tianqi, Cheng Enlin, He Panfeng, Song Erwe..