CN; mso-bidi-language: AR-SA" lang=EN-US>Yingcheng ace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />aceType w:st="on">BasinaceType> is located in the east margin of the aceName w:st="on">SongliaoaceName> aceType w:st="on">BasinaceType>, the strata can contrast with the ace w:st="on">aceName w:st="on">SongliaoaceName> aceType w:st="on">BasinaceType>ace> strata. Strata of the ace w:st="on">aceName w:st="on">YingchengaceName> aceType w:st="on">BasinaceType>ace> sequences can correspond the Songliao Basin-VI and IX of the X sequence (Huoshiling Formation, Shahezi Formation, Yingcheng Formation, Denglouku Formation and Quantou Formation) strata. ace w:st="on">aceName w:st="on">YingchengaceName> aceType w:st="on">BasinaceType>ace> formation should be divided into the Upper Jurassic system Huoshiling Formation (J3h), Lower Cretaceous system Shahezi Formation (K1sh), Yingcheng Formation (K1y) Quantou Formation (K1q). The major industry coal seam occurred in Shahezi Formation.