The semi-trailer of flat container is used for transporting all kinds of containers. It can also be used for transporting ordinary growing goods on its platform.It is mainly used in transportation systems, such as ships, ports, routes, highways, transfer stations, Bridges, tunnels, multimedia transportation systems, etc.A 40-foot flatbed container trailer can hold 40 feet and two 20-foot containers.Flatbed trailers range in capability from 20 to 80 tons, 2-axis, 3-axis, 4-axis.