Enviornmental
| Wed 26 Aug 2026
Beijing, Aug. 26 -- Yellow River Water Resources and Hydropower Development Group has been granted a patent for Leakage Water Drainage Device for Gaps Between Water Inlet Towers. Zhang Wannian, Xie Baofeng, Liu Huanhu, Wang Zhigang, Li Guanzhou, Sun Qi, Cao Gan, Huang Zhuo, Feng Weiwei, Han Pengju, Ba Tao, Bai Yitong, Wang Lei, ..