Electronics
| Sat 01 Aug 2026
Beijing, Aug. 1 -- Luoyang Tengwei Mining Equipment Co Ltd has submitted a patent application for Underground Sump Dredging Robot and Underwater Cleaning Method Thereof. This invention was developed by Wang Weidong, Qu Tao, Jia Xu, Chen Yin, Geng Tengfei, Jia Xiaopeng, Li Teng, Zhang Qingchao, Yu Shuhua, Song Linhao, Geng Yunfei..