How many coal mines are there in Chifeng, Inner Mongolia?

There are 25 Chifeng coal mines in Inner Mongolia. Chifeng Coal Mines mainly include Pingzhuang Wu Jia Coal Mine, Liu Jia Coal Mine, West Open-pit Coal Mine, Yuanbaoshan Open-pit Coal Mine, Feng Dan Coal Mine, Yuanbaoshan Daheishan Coal Mine, Fengshuigou Coal Mine, Youqita the cloth flower Coal Mine, Wengqi Songjiayingzi Coal Mine, Ningcheng Si Long Coal Mine, Yuanbaoshan Jianchangying Coal Mine, Aqi Wenduhua Coal Mine, Keqi Guangxing Coal Mine, Aohanqi Yushu Linzi Coal Mine, Gushan No.1 Coal Mine, Anshun Coal Mine and Zhenxing United Coal Mine.