On August 18-19, Yang Jintao, the director of National Safety Production Changsha Mining Machinery and Electricity Testing and Inspection Center, and Zhao Yunxiao, the expert, visited China Coal Group

On August 17, Kenyan merchants visited China Coal Group to purchase construction machinery and coal mining equipment. Li Zhenbo, General Manager of Informatization of China Coal Group and General Mana

The lifespan of a gasoline-powered rock drill can vary depending on factors such as the quality of the drill, frequency of use, maintenance practices, operating conditions, and technological advanceme

On August 17th, Pneumatic Pavement Breaker was loaded in the intelligent equipment production and manufacturing workshop of China Coal Group, and then it will be sent to Jincheng, Shanxi Province. Ove

Water well drilling rigs are complex machines used to bore holes into the ground to access underground water sources. Several factors can affect the performance, efficiency, and success of water well