Packaging refers to the overall name of containers, materials, and accessories used according to certain technical methods to protect products during circulation, facilitate storage and transportation, and promote sales; It also refers to the operational activities of applying certain technical methods in the process of using containers, materials, and auxiliary materials to achieve the above objectives. Supplies that have not entered the circulation field cannot be called packaging, but can only be called "packages", "boxes", "boxes", "containers", etc. Because packaging not only has the function of being packed in a box, but also plays an important role in modifying items and gaining the favor of the audience.