1, Business License: Apply for and obtain a legal and valid business license, which will serve as the legal identification for opening snack car.

2. Food business license: apply to the local food and drug supervision department and obtain a food business license to ensure that the food provided meets the hygiene and safety standards.

3. Employees' health certificates: It is necessary to have a health examination and obtain relevant health certificates to ensure that food employees are healthy and meet the hygiene standards.