The packaging industry has a history of more than 20 years. In this process, different products are produced, updated and replaced. In the packaging products, the development of packaging products is relatively fast, and the packaging products greatly improve the grade of the products.
China's national standard GB/T4122.1-1996 stipulates that the definition of packaging products is: "protecting products during the circulation of goods, facilitating storage and transportation, promoting sales, containers, materials and auxiliary materials used according to certain technical methods. The overall name also refers to the operational activities of applying certain technical methods, etc. in the process of using containers, materials and auxiliary materials in order to achieve the above objectives. "Other countries or organizations have different expressions and understandings of the meaning of packaging, but the basic meaning is the same. The packaging function and function are the core content, and generally have two meanings:
1. Containers, materials and auxiliary items for packaging goods, that is, packaging materials.
2. About the implementation of technical activities such as dressing, sealing and dressing.