The Badaojiang mine area is situated in western sector of the Hunjiang coalfield,mainly mining the Permo-Carboniferous coal seams with complex coal ranks.

The discovery of paleo-weathering crusts between Sinian Wanlong Formation and Badaojiang Formation in southern Jilin Province;

There is abundant coal resource in the Jiangcang mining area.

The harmful elements in coal of Late Permian Epoch, in Panjiang mining area, primarily controlled by sedimentary environment, no relation with preservation of coal－bearing strata and thickness of coal bed.

The discovery and significance of the Badaogou Au deposit,Changbai area,Jilin Province;