Suzhou huafeng
Shanxi Jincheng Hua Gang
Fushan, Hainan
New Olympics: Weizhou Island in Beihai, coalbed methane in Shanxi.
Xinjiang guanghui
He' nan Zhongyuan lvneng
China National Offshore Oil Corporation Zhuhai Company
Baotou, Inner Mongolia
Ordos, Inner Mongolia: Xinsheng and Xing Xing Energy
China Petroleum Lanzhou Company