There is no explicit provision, depending on the division of the venue. According to the Guiding Opinions on Hygienic Supervision of Cold Dish Room and Cold Dish Production in Catering Industry in Zhejiang Province, cold dish production should be set up independently. If the processing place is less than 500 square meters, cold dishes and fruits can be made in the same room, but there should be a relatively independent operation area. 500-2000 square meters, cold dishes and fruits should be cooked separately. More than 2000 square meters, cold dishes and fruits are made separately.