separation of dirty and clean, raw and cooked, and dry and wet.

1. separation of dirt and cleaning: it refers to the running trough, chopping board, dishcloth, knives, containers and other tools or containers for processing raw food and cooked food, which should be separated and clearly marked.

2. Separation of raw and cooked food: it refers to the running trough, chopping board, dishcloth, knives, containers and other tools or containers for processing raw and cooked food, which should be separated and clearly marked, and different storage areas should be set up at the same time. Raw and cooked food is not allowed to be mixed.

3. Dry-wet separation: refers to the separation and storage of clean and hygienic running water tanks, chopping boards, rags, knives and containers from food raw materials.