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On the morning of October 16, National Mining Product Safety Mark Center Changsha Inspection Institute expert Ji Guangzhou,

On September 13, Baidu filming team come to China Coal Group, and made an all-round shooting of China Coal Group, an excellent enterprise that has cooperated with Baidu for many years, and interviewed

On the afternoon of September 5, Director Jin of the Planning Bureau of Jining City, Director of the Planning Bureau of Gaoxin District, and Director of the Planning Department of the High-tech Zone P

On August 17, the ISO9000 quality management system certification expert group visited Shandong China Coal Group to conduct the annual audit of ISO9000

On the afternoon of August 1, Vietnamese merchants and their entourage visited Shandong China Coal Group