Ningbo Cijie Chemical Equipment Co., Ltd. , https://www.shengjie-tower.com
The first is a substantial increase in coal production. The national raw coal output increased from 1.415 billion tons in 2002 to 2.523 billion in 2007, an increase of 78.3%, an average annual increase of 12.26%. The proportion of coal in China's primary energy production and consumption structure has dropped from 76% to 69%.
Second, the safety situation is steadily improving. Coal mine gas control and rectification and shutdown have achieved remarkable results. The number of deaths from coal mine accidents in the country dropped from 6,597 in 2002 to 3,786 in 2007, a decrease of 45.9%.
Third, the quality of economic operations has steadily increased. In 2003, the whole industry started to turn a profit, and in 2007 coal enterprises above designated size realized a total profit of 95 billion yuan after subsidies.
Fourth, further optimization of the industrial structure. By the end of 2007, there were 7066 coal enterprises above designated size in the country, 34 of which had annual coal output exceeding 10 million tons. Their total production volume exceeded 1.1 billion tons, accounting for 45% of the country's total coal output. The output proportion of large, medium and small coal mines was adjusted to 50:12:38.
Fifth, technological progress has accelerated noticeably. Coal mine mechanized mining and information management technologies have been widely applied. There are 14 large-scale modernized mines (outdoors) with a capacity of more than 10 million tons, and the mechanization degree of the mines has reached 98%.
National annual output of over 2.5 billion tons of raw coal
The China Coal Industry Association recently revealed that in 2007 the country’s total coal production was 2.523 billion tons. In the past five years, the national coal industry has made great progress and progress.