tyle="FONT-FAMILY: ’Times New Roman’; FONT-SIZE: 9pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang=EN-US>Yingchengtyle="FONT-FAMILY: ’Times New Roman’; FONT-SIZE: 9pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang=EN-US> l:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />t1:PlaceType w:st="on">Basint1:PlaceType> is located in the east margin of the t1:PlaceName w:st="on">Songliaot1:PlaceName> t1:PlaceType w:st="on">Basint1:PlaceType>, the strata can contrast with the t1:place w:st="on">t1:place> strata. Strata of the t1:PlaceName w:st="on">Songliaot1:PlaceName> t1:PlaceType w:st="on">Basint1:PlaceType>t1:place w:st="on">t1:place> 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. t1:PlaceName w:st="on">Yingchengt1:PlaceName> t1:PlaceType w:st="on">Basint1:PlaceType>t1:place w:st="on">t1:place> 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. t1:PlaceName w:st="on">Yingchengt1:PlaceName> t1:PlaceType w:st="on">Basint1:PlaceType>