The problem of food-borne illnesses due to microbial contamination of infant and young children foods is usually of international concern， and the unique character of the infant and young child population requires special and strict food safety requirements for their own foods. This article reviews the progress of contamination with Salmonella and Cronobacter （Enterobacter sakazakii） of Enterobacteriaceae family in foods for infants and young children and its diseases risk at home and abroad in recent years， and also provides technical support for the revision of national standards for infant and young children foods and its manufacturing processes in China through the comparative analysis of domestic and international microbiological limits for infant and young children foods.