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At the 2019 Vietnam Energy Mining Technology and Equipment Exhibition, various coal mining equipment and engineering machinery products of China Coal Group have been highly favored by many domestic an

On October 8, 2019 Vietnam Energy Mining Technology and Equipment Exhibition and Vietnam's 28th International Industrial Fair were held in Hanoi International Convention and Exhibition Center in Vietn

The thickness of the concrete protective layer is insufficient, and the external harmful medium easily penetrates the protective layer to reach the surface of the steel bar, causing the steel bar to r

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

On the afternoon of September 30th, China Coal Group Party Committee Held "Not Forget Your Heart, Remember Your Mission" Celebrating New China The 70th Anniversary Of The Founding Meeting.

On September 23, the five-time Standing Committee of the 13th Session of the Jining City Federation of Industry and Commerce and the Education Work Conference on the theme of “Don't Forget the Heart o