Security & Protection
| Fri 13 Feb 2026
Beijing, Feb. 13 -- Guizhou Power Grid has submitted a patent application for Frequency Safety Unit Combination Method, System, Equipment and Medium. This invention was developed by Xu Yutao, Zhang Houyi, Tan Zhukui, Liu Wenxia, Feng Qihui, Chen Dunhui, Liu Lu, Gu Tingyun, Gao Jipu, Deng Donglin, Hu Xingxing, Zhang Yaolang, Yang..