Abstract:Based on the analysis of Taiyuan Dongshan Lijialou coal mine field situation, mining area situation and the occurrence of No.2 Coal Seam, coal thickness and other basic situation, on the basis of coal seam, geology and other mining conditions of Lijialou Coal Industry, the No.2 Coal Seam mining design scheme of No.4 Mining Area of Lijialou coal industry was comprehensively analyzed, and the key links of mining design scheme were discussed, which provided certain guidance for the subsequent mining of coal mines.