Multi-coupled fifth-generation mobile communication antenna module

The invention discloses a multi-coupled fifth-generation mobile communication antenna module. The multi-coupled fifth-generation mobile communication antenna module comprises a cuboid base part, a main antenna and a coupled antenna; the cuboid base part is provided with a first surface, a second surface and a third surface, and the first surface is connected between the second surface and the third surface; and the main antenna is provided with a feed-in part, a first branch and a second branch, the feed-in part is connected between the first branch and the second branch, the first branch and the second branch extend in opposite directions, and the main antenna is arranged on the first surface of the cuboid base part. The second branch is provided with a tail end part, the tail end part is provided with a trapezoidal hollow part and a cutting part, and the cutting part enables the tail end part to form a surrounding shape with an opening. The coupled antenna is provided with a first coupling part, a second co