To understand the status of the expanded program on immunization (EPI) ralated to the immunization site at towns, and provide reliable base for it.Questionnaires about the status of information system were filled out by all immunization site at towns, and descriptive method was applied to analyze the EPI and infomation service, personnel, equipments, funds and information system status.Among all the immunigation site in Jilin province, monthly running accounts for 75.85%, vaccination in designated sites and homes accounts for 46.77% and 40.41% respectively; the personnel whose age was under 45-year-old accounts for 77.31%, and the personnel whose work experience was more than 3 years accounted for 86.98%, 39.15% of all the personnel had little knowledge about using computer, and 46.93% of which had basic knowledge. 7.23% of all the immunigation site at towns had computers for EPI management, and 5.53% of which had optical cable or ADSL network service. Funds for EPI related information system and management at all immunization site at towns was little.Computers should be equipped as soon as possible, and computer related training should be enhanced; funds input should be increased. Pilot project about EPI related information network at county level should be carried out to obtain useful experience and to improve the information system so that the EPI related information network could be expanded.
