Tools and Machinery
| Sat 13 Dec 2025
Beijing, Dec. 13 -- Three Gorges Navigation Authority has obtained a patent for dredging equipment for channel. This invention was developed by Cao Dongliang, Min Xiaofei, Mao Xixi, Zheng Weisi, Lyu Yang, Wu Jianxiang, Zhang Yige, Jin Haining, Cui Donglei, Xu Zhipeng, Lee Young Ji, Ma Deyi, Liu Mingrui, Zheng Hanchen and Dong Le..