Abstract
Analysed the digital seismic wave groups and log curves of reef gas pools of the Changxing Formation in Southern Jianshi County,Hubei,it is predicted that concealed reefs could be found in the Jurassic strata covered areas in northwest,north parts and southwest of Lichuan Platform,and also new reefs should be found on the margins of Dianjiang,Kaixian,Pengshui,Hongchun Platforms since they all had reef forming condition.