Objective To provide the basic ideas for developing and improving the national food microbiologic controlling system.Methods The basic law,implementation measures,food microbiological criteria and guidance documents were analyzed.Initial exploration have been done on EU risk-based microbiological category and control measures and illustrative decision tree as well.Results The scientific characteristics of microbiological controlling system in EU were outlined.Conclusion The EU scientific legislation systems were referred and the technical basis for building the overall framework on microbiological controlling system were put foreword.