China's first large-scale coal comprehensive utilization joint venture established by the former Ministry of Coal and Shanxi Province. The company has always adhered to the two purposes of "building a demonstration enterprise for comprehensive utilization of coal and realizing urban coal gasification in Taiyuan" given by the State Council. After reform and development, the industrial product structure has been improved day by day, and the industrial pattern of coal-coke-gas-electricity comprehensive utilization has begun to take shape, forming a coal comprehensive utilization system integrating coal mining, washing, coking, gas production, coal chemical products production, coal gangue power generation and heating, urban gas transmission and distribution, service and management. By the end of 20 1 1, the company * * * has 6 production mines, 4 mines with technical transformation of infrastructure, 3 coking plants, coal gangue thermal power plants 1, production and construction units 17, and 5 auxiliary service units, including 2 gas transmission and distribution companies in Taiyuan and Jinzhong cities and natural gas companies. The annual production capacity of coal under construction is12.3 million tons, metallurgical coke is 2.45 million tons, artificial gas is 500 million cubic meters, coal chemical products are/kloc-0.50 million tons, power generation is/kloc-0.80 million kwh, heating is 400,000 tons, urban artificial gas transmission and distribution is 600 million cubic meters, and natural gas transmission and distribution is 600 million cubic meters, with a total asset of 783,300.