This study purpose to investigate the information needs of researcher necessary for portal service development in the science and technical library analyze the present status of information service and present the fundamental data. We collected the question survey targeted to member of science and technical library and the statistics data about information service and analyzed it for study method. The result of this study indicates that researchers in science field use mostly their library Web homepage for obtaining necessary information and use meta search service frequently And they consented the necessity of Academic information co-ownership activity and intended to join this activity.