Abstract: There are three main channels for food supply to educational institutions, such as refectory, nourishment meal distribution and groceries all related university or school. In case that some food safety problem emerges, it will bring about tremendous aftermath. To prevent and control the risks, the educational institutions should establish the risks pre-warning mechanism for food safety. This study was based on the risk characterstics of the food safety and relative laws and regulations. Embarked on the regular risks pre-warning to deal with emergency, the paper studied the ways of risk pre-warning analysis, the systems of quantitative grading management, the design for food safety credit grading and the pre-warning mechanism of comprehensive synergetic evaluation.

Key words: educational institutions, food safety, pre-warning