
On September 16, a batch of mining hydraulic props are loaded into the intelligent manufacturing workshop of China Coal Group and will be sent to a mine in Jinzhong City, Shanxi Province. The hydrauli
© Shandong China Coal Group. © 2016
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
Executive Editor: Linda Zhang