Logistics transportation: In the logistics industry, box trailers are indispensable transportation tools, used for medium and long-distance transportation of goods. It can transport various types of goods, including furniture, electronic products, industrial components, food, etc. The closed compartment can provide a stable transportation environment for the goods and protect them from the influence of external factors. Business activities: It is widely applied in business activities, such as mobile shops, exhibition booths, etc. Merchants can personalize the box-type trailer by setting up shelves, display stands, cash registers and other facilities inside the box, turning it into a mobile sales space and flexibly conducting business activities at different locations. For personal use: For individual users, box trailers can be used for moving, transporting large items, etc. For instance, when moving house, furniture, home appliances and other items can be loaded into box trailers to transport a large number of items at one time, which can improve the efficiency of the move. In addition, during outdoor camping, fishing and other activities, box-type trailers can also be used to transport camping equipment, fishing gear and so on.