Shandong China Coal Group Drilling Machine Branch

Provide more effective and intelligent means to fully combat the new type of coronavirus pneumonia, and give full play to the important role of artificial intelligence products in epidemic prevention

Air leg rock drill is a kind of pneumatic tool, which is widely used in mining industry and construction industry. But how to reduce the vibration of the air leg rock drill handle has become an urgent

The pneumatic rock drill is a kind of hand - held machine. Therefore, it is required that the structure is compact and portable. The pneumatic rock drill is a kind of pneumatic tool, which is widely u

Rock drill: used for drilling holes with diameter of 20 ~ 100 mm and depth of less than 20 meters in rocks above medium hardness. According to its different power can be divided into pneumatic, intern

Air leg rock drill ​is a modern drill products, it uses the design technology of modern drill, compared with the same type of products, has the advantages of low noise, light weight, good economy, fas

Recently, China Coal Group received a good news. Eight models of dump trucks and one model of flat trucks produced by China Coal Group Intelligent Manufacturing Company successfully obtained a total o