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Recently, The mine flameproof and intrinsically safe vacuum electromagnetic starters QJZ-80/1140 (660), QJZ-120/1140 (660), QJZ-200/1140 (660), QJZ-315/1140 (660), qJZ-400/1140 (66) are independently

The rebar detector adopts advanced electromagnetic pulse technology and computer technology. Based on a large number of experiments, it has developed a unique detection function to realize the dynamic

On September 26, a batch of fixed mining cars and hydraulic props are loading in the second and fourth workshops of intelligent equipment production and manufacturing of China Coal Group, and then sen

On August 18, a batch of single hydraulic props for mining were loaded in the third and fourth workshops of China Coal Group's intelligent equipment production and manufacturing, and then they will be

On the morning of August 9, the opening ceremony of the first phase of 2021 vocational skills training for retired soldiers of Jining Industry and Information Technology Vocational Training College wa

In order to further promote the construction of a comprehensive experimental zone for the conversion of new and old kinetic energy in Shandong, exchange innovative measures, and accelerate the formati