The largest one in Yu County is: Dongping Coal Mine, with an annual designed capacity to produce 450,000 tons of raw coal

The largest one in Pingding is: Pingding Coal Mine was founded in 1944 as a local state-owned enterprise. There are currently 1,568 employees, including 79 technical management personnel, 99 college and technical secondary school graduates, fixed assets of 64.285 million yuan, an annual output of 450,000 tons, and a special railway line with an annual transportation capacity of 550,000 tons. It is a key local enterprise, Yangquan City Coal One of the mines with the largest reserves, the registered trademark "Laojun" brand has been named as an advanced unit of "quality standardization", "Fangming production" and "contract-abiding and trustworthy" by provinces and cities many times.

As for the annual output of 900,000 tons mentioned above, they were all designed at a later stage and have not been implemented yet. For example, Yangsheng Coal Industry’s current annual output is 300,000 tons, and the plan is to have an annual output of 900,000 tons in the future. million tons, the second phase was 1.5 million tons, and now it is only 300,000 tons.