Tools and Machinery
| Wed 21 Jan 2026
Alexandria, Jan. 21 -- Guizhou Power Grid has filed a patent application for Rail Connection and Conveying Device. This invention was developed by Chen Julong, Zhu Yongqing, Li Zhen, Tang Xueyong, Mou Xuepeng, Wang Yuxiang, Liu Dameng, Wang Bin, Luo Chen, Zhang Yu, Li Qingsheng, Yang Jierui, Zhang Zhaofeng and Wang Wei.
The p..