Shandong China Coal Group Drilling Machine Branch

Recently, the construction project of the railway section from the Taben Tolgoi coal mine invested and constructed by a large group in Mongolia exported by China Coal Group Cross-border E-commerce Com

The visiting leaders visited China Coal Group's intelligent manufacturing achievement exhibition hall, e-commerce company, cross-border e-commerce company, informatization promotion center, software r

The internal combustion gasoline rock drill is a portable rock drilling tool, which is composed of a small gasoline engine, an air compressor and a rock drill. When running, the compressed air generat

In order to meet the growing mental health needs of the majority of employees, widely popularize mental health knowledge, and provide normalized mental health services.

The Gasoline Rock Drills works according to the principle of impact crushing. When working, the piston performs high-frequency reciprocating motion, constantly impacting the shank.

A rock drill is a tool used to directly mine stone. It drills blastholes in rock formations so that explosives can be put in to blast the rock, so as to complete the mining of stone or other stonework