Abstract: Food safety problems emerge frequently, such as SARS and Avian Flue broken out recently in varieas countries, which are challenges to our national food safety system. As a developing country, we should establish a suitable food safety pre- warning system and improve the competences of defending and controlling food safety problems. This paper put forward a framework of food safety pre-warning system by a way of framing function modules, and emphasizes on the study of the information source system and warning analysis system and reaction and rapid response system.

Key words: food safety, pre-warning system, information resource system, warning analysis system, rapid response system