At present, we have not heard any clear regulations, as long as we can get the following three points will not be a problem:
Business license of the person in charge of the health certificate issued by the hospital
Beijing Health Epidemic Prevention Department for the catering license
Beijing Fire Department for the fire inspection of the letter of qualified opinion
Take the above three documents to the business license from the industry and commerce department, as well as the tax registration certificate.
If you don't have the above three, it won't be a big problem if you don't get queried, you can consult "Lepu" for more details.