- Divided according to the purpose, that is, what should be put in it. There are many on the market, which can be divided into tea cans, food cans, wine cans, written cans, calendar cans, etc. Among them, wine cans are the most common. They are labeled with paper tubes. The appearance is exquisite, which makes the wine involuctantly rise to a grade. Moreover, pearl cotton is added to the paper can, and styrofoam plays a good protective role on the wine.
- According to the shape, there are more shapes on the market, including round barrels, square barrels, flat barrels and prismatic barrels. Among them, round barrels are the most common. Many supermarkets use round barrels for red wine, which are both beautiful and generous.
- According to the lid, it can be divided into two types. One is rolled edges, so its upper and lower bottom covers are cardboard, and the other type does not need to be rolled edges, and the top and bottom are equipped with iron covers (or easy-to-pull covers)
