On January 28, 2022, the large open door high bar semi-trailer

Warehouse rack semi-trailer is a common type of semi-trailer used in transportation, including transportation at shipping stations and express delivery companies. It is used to transport simple goods such as vegetables, fruits, clothing, appliances, and other daily necessities. For power engineering and communication engineering, they also play a significant role. For small equipment used in engineering, they are transported using semi trailers with storage barriers. 1. The design process of the vehicle model and fence structure is combined with the user's cargo category, and is reasonably designed to fully reduce the weight of the carriage under load conditions. The structure is simple and applicable, easy to disassemble, and reduces investment costs for users, creating more profit value.