Transportation
| Thu 20 Nov 2025
Beijing, Nov. 20 -- Sinohydro Bureau 3 has submitted a patent application for Core-through Trolley for Lining of Inclined Shaft. Yang Bo, Luo Jun, Liu Wei, Chen Lixin, Li Ping, Wang Shuaibing, Dong Fahai, Zhao Yuting, Li Qin, Jin Xiaobing, Jia Hongbo, Zhang Qiming, Zhou Zhengjun, Wang Shuai and Shi Changsheng developed the inven..