Abstract: The paper discussed the filled sequencies,the sedimentary facies, the spatial configuration of facies, the depositional and paleaostructural envromnets the main seams in the coal-bearing strata in Late-Jurassic Shahezi formation in Ying cheng faulted basin.Having analysed the evoluation hisstory and distribution segularities of the coal seams the paper suggested the potential coal-bearing area in the surrounding district of the existant mines.