AI

Yantai Nanshan Education Group leaders visited Shandong China Coal Group and held special consultation forum

Air Leg Rock Drill, aka Pneumatic rock drill, requires daily care to keep in top shape. Followings are some acknowledges on how to properly maintain pneumatic rock drill with these basic steps.

Updated after Air Leg Rock Drill Safety(1): Using, Handing And Maintaining​( https://www.chinacoalindustry.com/newinfo475) Followings are the 2nd chapter of safety guidelines to follow when inspectin

Here are the first chapter of safety guidelines to follow when inspecting, using and maintaining pneumatic rock drills:

A batch of rock drilling equipment air leg of Shandong China Coal Group

Kyrgyzstan merchants visited Shandong China Coal Industrial Park for YT27 air leg rock drill purchasing . Deputy general manager of Group cross-border e-commerce company Tian Cong warmly received the