Shandong China Coal Group Drilling Machine Branch

A gasoline rock drill is a tool used to extract rock directly. It drilled holes in the rock so that it could put explosives into the rock to break it down, thus completing the quarrying of stone or o

In order to comprehensively summarize the various tasks of the Group in 2019, promote the implementation of the Group's 2020 business goals and tasks, and better assist the development of the Group, i

Rock drill is used in mining mechanical engineering products, mainly used to mine stone, drill hole in the rock, and then put explosives in the hole to blast the rock, so as to complete the rock minin

The roof bolter​ is mainly used for the sliding wave control engineering of railway, highway, water conservancy and hydropower facilities, the anchorage engineering of dangerous rock mass, the anchora

In order to commend the advanced, establish a typical model, and promote the 2020 “6501” cultivation project to a new level, recently, the Jining Information Industry Development Leading Group has com

Festival Benefits It is another year of the Spring Festival, and the welfare is full of warmth. On the occasion of the Spring Festival of 2020, in order to express the Group's strong New Year's blessi