Tools and Machinery
| Wed 26 Nov 2025
Beijing, Nov. 27 -- State Intellectual Property Office of China has awarded a patent to Yalong River Hydropower Development for Hydraulic Oil Cylinder Hoisting Tool. Zhou Xingyu, Xie Jie, Yang Ziwen, Lu Ming, Chen Jie, Liao Run, Shen Bing, Zhao Haiying, Su Weiqiang, Yang Jianwei, Xie Lin, Suo Hongwei, Wang Zhihui, Chen Yuguo and..