bigest coal mining in the world
Top ten largest coal mines in the world Global Energy. 11/02/2020· Notes China: Most coal mining in China uses the underground longwall mining technique It was reported in 2009 that China intended to establish eight to ten large mines with an output of "around 50 Mt" each in the states of Shanxi, Shaanxi, Inner Mongolia, and Ningxia In 2011, Peabody Energy and the .