Portable folding plate trailer

The utility model provides a portable folding plate trailer, and belongs to the technical field of transportation tools. The problems that an existing plate trailer is inconvenient to store and large in occupied space are solved. The portable folding plate trailer comprises a foldable transportation plate, the transportation plate is composed of a first transportation plate body and a second transportation plate body which are hinged to each other, foldable idler wheels are installed at the bottoms of the first transportation plate body and the second transportation plate body, and storage grooves for the corresponding idler wheels to be folded and stored are formed in the bottoms of the first transportation plate body and the second transportation plate body. A U-shaped traction rod capable of swinging in the radial direction is installed on the second conveying plate, and a containing groove for containing and containing the U-shaped traction rod is formed in the second conveying plate. The folding chair ha