Hydraulic Props Mining Cars Material Cars ship

In response to the call of the Propaganda Department of the Jining Municipal Committee of the Communist Party of China and the Jining Women’s Federation’s “Initiative for the Growth of Yingjisha Books

In order to commemorate the 100th anniversary of the May 4th Movement, deeply understand the historical significance of the May 4th Movement, deeply excavate the epochal connotation of the spirit of t

Spring blossoms, everything recovers, it is the spring season. On April 28th, China Coal Group “Hi Ke” plant protection drone technology support farmer support team walk into the field of Jiezhuang To

According to the relevant provisions of the Measures for the Evaluation of Small and Medium-sized Technological Enterprises (No. 115 of National Science and Technology Development Administration) and

On April 24, the signing ceremony of the cooperation between China Coal Group and Jining City technicians and colleges was held. Wang Zhimin, deputy dean of Jining Technician College, Chen Jianjun, di

Rock Mucking Loading the broken rock is one of the most arduous tasks in the open mining of the mine. When excavating the roadway, the time spent in loading the rock accounts for about 30-40% of the t