Tools and Machinery
| Wed 13 May 2026
Beijing, May 13 -- China Gezhouba Group has submitted a patent application for Amphibious Double-arm Chain Arm Saw Cutting Device. This invention was developed by Sun Qi, Liu Qian, Liu Shangge, Wang Zeyu, Yu Ying, Sun Haiming, Tan Kaiyan, Lan Guoyuan, Yuan Zhanquan, Lu Jiaxin, Sun Huayan, Zhang Linlin and Cao Shuang.
The patent..