There is no date violation on the small package of Sanhui Maifeng bread. When purchasing food raw materials, food additives and food-related products, food producers shall check the suppliers' licenses and product conformity certificates. For food raw materials that cannot provide conformity certificates, they shall conduct inspection according to food safety standards, and shall not purchase or use food raw materials, food additives and food-related products that do not meet food safety standards.

Food production enterprises shall establish a record system for incoming inspection of food raw materials, food additives and food-related products, truthfully record the names, specifications, quantities, production dates or production batch numbers, shelf life, purchase dates, names, addresses and contact information of suppliers, and keep relevant vouchers. The storage period of records and vouchers shall not be less than six months after the expiration of the product's shelf life. If there is no clear shelf life, the storage period shall not be less than two years.