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On the morning of October 12, Jining Mining Industry Group Former Chairman Wang Yanlun and his entourage visited China Coal Group. China Coal Group Chairman Qu Qing, General Manager Han Yong, Group Ex

Rock drills are tools used to directly mine stone. It drills blastholes on the rock formations to place explosives to blast the rocks to complete the mining of stone or other stonework. Rock drills ca

In order to thoroughly implement the "Guiding Opinions of the State Council on Deepening the Integration of Manufacturing and Internet Development" (Guo Fa [2016] No. 28), combined with the "Office of

In order to welcome the 70th birthday of the motherland, create a strong festive atmosphere, praise and promote the spirit of patriotism, and further stimulate the cadres and workers based on their po

Recently, the Shandong Provincial Department of Industry and Information Technology announced the list of the first edition of the high-end software (the third batch) in Shandong Province in 2019, an

The pneumatic anchor drilling rig is a bolt support device for coal mine roadway. It has outstanding advantages in improving support effect, reducing cost, speeding up laneway, reducing auxiliary tran