restaurants, fast food restaurants, snack bars, drink shops, etc. According to the inquiry of official website, the People's Government of Guangdong Province, the first scope of application of Guangdong Province's food safety quantitative grading management regulations (Guangdong Food and Drug Administration [2111] No.144) stipulates that all catering service units that have obtained catering service licenses, including restaurants, fast food restaurants, snack bars, beverage shops, collective dining distribution units, central kitchens and canteens, should be included in the quantitative grading management scope. Except for units holding temporary catering service licenses.