Vehicle-mounted folding table

The invention discloses a vehicle-mounted folding table and relates to the technical field of automobile accessories. The vehicle-mounted folding table comprises a table box and a table plate. The table box is of a box structure and matched with the back of an automobile seat in shape. One face of the table box is provided with a table groove for containing the table plate and the other face is provided with fixing pieces for being fixed to the automobile seat. The table plate is fixed into the table groove through connection strips and hinges and the side edge of the table plate is provided with a sliding groove. The three connection strips are arranged, namely the first connection strip, the second connection strip and the third connection strip. The first connection strip is fixed into the table groove. The two ends of the first connection strip are connected with one end of the second connection strip and one end of the third connection strip through the hinges respectively. The other end of the second connection strip is movably connected into the sliding groove in the table plate. The other end of the third connection strip is fixedly connected to the table plate. The vehicle-mounted folding table is provided with the table box and the table box and the vehicle seat are integrally arranged, when the table plate is folded and completely hidden in the table box, the table plate is completely fused into the environment in a vehicle, and the visual effect of passengers is improved.