first, the dynamic grade refers to the evaluation of the food safety management status of catering service units by the regulatory authorities. The dynamic level is divided into three levels: excellent, good and average, which are represented by three cartoon images: laughing, smiling and flat face.

2. The catering service units that have newly issued the Catering Service License will not be given dynamic rating within 3 months from the date of issuance of the Catering Service License; Complete the dynamic rating within 4 months from the date of issuance of the Catering Service License.

third, the annual grade is the comprehensive evaluation of the supervision and inspection results of the food safety management status of catering service units in the past 12 months by the regulatory authorities. The annual grade is divided into three grades: excellent, good and average, which are represented by the letters A, B and C respectively.