Shandong China Coal Group Drilling Machine Branch

Check the integrity and rotation of various components (including rock drills, supports or rock drilling rigs) before drilling.

Water well drilling rig is a convenient, efficient and multifunctional rock drilling equipment.

At present, our oilers are made of plastic and filled with lubricant. Before drilling, we must turn on the oiler switch, the operation is relatively complicated.

The B87 Pneumatic Pavement Breaker is a kind of high efficiency air leg rock drill machinery.

According to statistics from the National Development and Reform Commission, in April, China’s natural gas production was 12.1 billion cubic meters, up 14.4% year-on-year; natural gas imports were 6.4

Preventive maintenance refers to the repair method that confirms the status of equipment in advance based on the equipment's operating cycle and frequency of use.