It is called Jincheng Coal Industry Group, which is a limited liability company controlled by the State-owned Assets Supervision and Administration Commission of Shanxi Province. It is an important production base of high-quality anthracite in China, the largest coal chemical enterprise group in China and the largest coalbed methane extraction and utilization base in China. There are 5 holding subsidiaries and 14 branches. There are 9 pairs of production mines with a raw coal production capacity of 5 million tons/year. By the end of August 29, the total assets of the enterprise were 79.965 billion yuan. Ranked 132nd among the top 5 enterprises in China in 29, 79th among the top 2 enterprises in China, 8th among the coal mining and mining industries, and 9th among the top 1 coal enterprises in China. In 29, it is estimated that the total production and operation will be more than 5 billion yuan and the profit will be 4 billion yuan.