According to the General Rules for Labeling in prepackaged foods (GB7718-2011) newly promulgated by the Ministry of Health, the label of prepackaged foods that is not directly provided to consumers must indicate the name, specification, net content, production date, shelf life and storage conditions of the food. If other contents such as ingredient list are not indicated on the label, it shall be indicated in the manual or contract. The so-called prepackaged foods provided indirectly to consumers mainly includes two situations: one is the prepackaged foods provided by producers to other food producers; Second, the producers provide prepackaged foods as raw materials and accessories for the catering industry.