Shandong China Coal Group Drilling Machine Branch

Pneumatic pavement breaker is mainly used for crushing operations of reinforced concrete buildings, cement, frozen soil, ice, soft ore, soft rock, road construction. For example, pneumatic pavement br

On the afternoon , the gasoline rock drills were inspected and loaded in the intelligent equipment production workshop of China Coal Group, and will be sent to a mine in Panzhihua City, Sichuan Provin

On the afternoon , the gasoline rock drills were inspected and loaded in the intelligent equipment production workshop of China Coal Group, and will be sent to a mine in Panzhihua City, Sichuan Provin

Afternoon, in the intelligent equipment production and manufacturing workshop of China Coal Group, workers were loading and unloading the monolithic mining rock drilling equipment , and then these equ

Afternoon, in the intelligent equipment production and manufacturing workshop of China Coal Group, workers were loading and unloading the monolithic mining rock drilling equipment , and then these equ

In order to help new employees systematically learn the company's products and further improve the comprehensive business skills of e-commerce employees, on the afternoon of January 11th, the first 20