Abstract: As the exploration targets become increasingly complicated and the exploration is more and more difficult, exploration information has become the importantmanner to promote the development of core exploration business and reduce the exploration cost. Through more than two years ' construction of exploration information,Liaohe Oilfield has formed the complete systemof exploration information, and regularize the management rules and standards of exploration information, and forms initially the "three-level" database systemincluding special database, central database and project database for exploration information management. The remarkable effect has been made in systemconstruction and database construction.This information systemhas played an important role in exploration and gained good effect in oilfield

Key words: Kcl mud, resistivity, spontaneous gamma;energy spectrumlog, affecting factors, corrected method