If you want to engage in the catering industry, you need to know the relevant standards of the catering industry, so as to better ensure the quality and safety of catering. You need to prepare relevant documents to engage in the catering industry. Then, what are the three certificates of catering? Let's take a closer look at it. 1. What are the three certificates for catering? The three certificates for food are: Catering Service Permit, Food Circulation Permit and Examination Certificate of Hygienic Conditions of Health Food Business Enterprises, but they have been formally merged into Food Business Permit, and one certificate is used for examination and approval. 2. Necessary premises for food business license: similar premises for raw material processing, food processing, packaging and storage corresponding to the variety and quantity of food within the business scope, still keep the environment of the premises clean and tidy, and keep a standardized distance from toxic and harmful premises and other pollution sources. Equipment and facilities: equipment or facilities suitable for the variety and quantity of food in business, and corresponding equipment or facilities for disinfection, changing clothes, washing, lighting, ventilation, corrosion prevention, dust prevention, fly prevention, rodent prevention, insect prevention, washing and treatment of all kinds of wastewater, garbage and discarded items. Equipment layout and process flow: there should be reasonable and legal equipment layout and process flow to prevent cross-contamination between unprocessed food and directly imported food, raw materials and finished products, and avoid food contact with toxic and unclean substances. 3. How to write an application for a food business license 1. Read the warning and instructions for filling in the form. Don't blindly fill in the application when you get it. Read the warning and instructions for filling in the form first. There is a warning on the first page of the application form, and the instructions on filling in the form are on the back. These contents have certain guiding significance for submitting application materials and filling in the form, so you must read them carefully and follow them. 2. Fill in the cover page. What the operator needs to fill in on the cover page is the name of the operator (seal or signature), and fill in the date of application. The first item of the instructions for filling in the form has made it clear that the name of the operator should be consistent with the name marked on the business license. 3, fill in the social credit code, social credit code (ID number) column with reference to the business license to fill in the social credit code, no social credit code to fill in the business license number; Organs, enterprises, institutions, social organizations and other organizations without business licenses shall fill in the organization code; Self-employed persons fill in the number of relevant identity documents. 4. Fill in the registration form of food safety facilities and equipment. Food safety facilities and equipment include fly-proof, mouse-proof, dust-proof facilities, refrigeration insurance and other equipment, cleaning, disinfection and cleaning facilities, etc. Fill in the name of the equipment clearly and fill in the corresponding quantity and location. The applicant and legal representative should also sign the column of guarantee statement and write the date.