what certificates should food production enterprises ask for in purchasing?

1. Food and food additives

2. Medicinal and edible substances

3. Edible agricultural products

4. Food-related products

5. Imported food, food additives and food-related products

6. Catering service (food management) enterprises.

7. disinfection products

8. Other countries

that have special control measures for purchasing precursor chemicals must meet the requirements of local regulatory authorities.