Abstract: In recent years, accidents of food safety have occurred frequently in our country. Food safety problems are increasingly becoming the focus of concern. The existing traditional way of supervision can not meet the requirements of the public increasingly. This paper proposes a geographic information system applied to food safety field, combined with Web technology designs and realizes the food safety supervision management system of Nanchang. It solves the problem about few officials but many supervision enterprises and improves the efficiency of supervising and managing the food safety. The effectiveness of the proposed system is demonstrated.

Key words: WebGIS, coordinate offset, Web service, food safety supervision management