Electrical
| Wed 24 Jun 2026
Beijing, June 24 -- Dongguan Power Bureau Guangdong Power Grid has applied Chinese patent for Arc Extinguish Chamber and Circuit Breaker. Chen Yilong, Tang Jinyao, He Qirong, Xie Longyu, Sun Wenxing, Li Duanjiao, Zhang Zijie, Li Yuanhui, Huang Qiuda, Chen Yuhui, Yang Song, Jiang Xushuo, Yang Lei, Qing Guohua and Zhu Xiuqiang dev..