Shandong China Coal Group Instrument Branch

On the afternoon of July 16, a batch of China Coal Group's flat mining cars are loaded in the first workshop of China Coal Group's intelligent equipment production and manufacturing workshop, and then

On the morning of July 14, Sun Xue, Chief of the Business Development Section of the Jining Bureau of Commerce, accompanied by Chen Haiyan, the Commercial Division of the Economic Development Bureau o

On July 12, a batch of single hydraulic props for mining are loaded in the third workshop of China Coal Group's intelligent equipment production and manufacturing, and will be sent to a mine in Wuhai,

The concrete surface looks smooth and undisturbed, but there may be destructive materials beneath it, which cannot be seen without special equipment. Before attempting to drill or cut concrete, you ne

The geophysical instrument uses the physical properties of groundwater, such as the benign conductivity, intensification effect, and radioactivity, to find information about the location, depth, water

On July 2, Zhang Yanguo, Deputy Director of the Jining Market Supervision Administration, Tu Shansong, Chief of the Network Supervision Section, and Li Can, a member of the Network Supervision Section