Shipping and Marine
| Tue 29 Sep 2026
Beijing, Sept. 28 -- East Route of South to North Water Transfer Shandong Trunk has been granted a patent for Life Buoy Fixing Device for Ship. This invention was developed by Ma Haifeng, Wang Xiao, Li Qingtao, Shuai Yongkui, Yuan Yue, Jia Hongyu, Hu Liping, Xia Dong, Wang Rui, Nie Meng'ai, Liu Wei and Ma Mingrui.
The patent ..