China will build 20 large coal mines each with capacity of 10 million to 40 million tons by 2015, reports Shanghai Securities, citing He Youguo, deputy director of the China Coal Industry Development Research Center.

According to He, the coal output of large mines with production capacities of more than 50 million tons will account for 65 percent of China's total coal output by 2015.

The mining industry will focus on open pit mines of 10 million tons during the 12th Five-Year Plan. The current total output of open pit mines is 250 million tons.

Shares of Henan Shenhuo Coal Industry and Electricity Power dropped 3.71 percent to close at 16.09 yuan today.