A display panel includes a display substrate, a chip-on-film provided at a bezel away from a display face of the display substrate, an insulation adhesive filled between the display substrate and the chip-on-film, and an integrated circuit chip fixed at a side of the chip-on-film away from the display substrate, the chip-on-film is fixed at the bezel away from the display face of the display substrate by the insulation adhesive, at the bezel there are a plurality of connection holes penetrating through the display substrate and the insulation adhesive, and conductive material filled in the respective connection holes, and signal lines at the bezel at the display face of the display substrate are connected with connection terminals provided at a side of the chip-on-film facing the display substrate via the conductive material.