Kindergarten canteens can be classified as follows:

1. Food safety information: including food safety management system, food safety inspection report, food safety and hygiene license, etc.

2. Food procurement information: including food procurement list, supplier information, food procurement contract, etc.

3. Food sales information: including food sales list, sales receipt, sales statistics report, etc.

4. Food storage information: including food storage management system, food storage list and food storage equipment list.