What are the classifications of packaging according to its functions?

There are many ways to classify packaging, such as classification by shape, classification by density, etc. Today, I will introduce to you a classification method according to functions. Let's take a look at what they are. Packaging can be mainly classified into four types according to its functions: reusable polystyrene foam packaging, sales packaging, transportation packaging, and gift packaging. 1. Reusable packaging is a type of container that lies between utensils and transportation packaging. In essence, it is a kind of reusable transfer tool. 2. Sales packaging directly enters the store for display and sale, and reaches the consumers together with the products. 3. Transportation packaging is packaging whose main functional purpose is to protect the safety of goods during circulation and to facilitate storage and transportation. 4. Gift packaging is practical packaging for gifts equipped with the main purpose of presenting gifts to relatives and friends and expressing one's intentions. It makes the gifts look beautiful and generous.