Tools and Machinery
| Fri 30 Oct 2026
Beijing, Oct. 30 -- Guo Xinhua has secured a patent on Pressure Relay Dismounting Device. Wang Fei, Yang Yuetong, Fu Yanhai, Han Jung-hoon, Wang Jianhua, Wei Shiyu, Zhang Yunlong, Li Manyu, Shi Yuehui, Li Yan, Li Shengtai, Li Baozhi, Meng Zhaoyuan, Chen Ping, Yao Weidong, Han Jiaqi, Bai Lixin, Sun Renjie, Zhang Bowen, Guo Xinhua..