Abstract: 111 gas field have been found in Bohai Bay basin by the end of the twentieth century,Original natural gas reserves have been known to be 2 716.98×10⁸m³,and is divided into petroliferous gas and Coal-derived gas according different origin.Based on the research about coal-derived gas resource potential of four prospect area governed by china petroleum group company, This paper suggests to enlarge the exploration achievements in the remaining basin of Carboniferous-Permian in northeast of Center Hebei;break throught the restriction to gain of the gas reserve in the Linqing/Qiuxian depressions;strategically prepare the three diretions of remaining basin of Carboniferous-Permian in the south of the Huanghua depression,and six targets of buried hill such as Matou,Hancun,Quzhou,Wumaying,Wangguantun.