A display device comprising: a display panel; a frame disposed at a rear of the display panel, and to which the display panel is coupled; and a corrugated panel disposed at the rear of the display panel, and to which the frame is coupled, wherein the corrugated panel comprises: a front skin forming a front surface; a rear skin forming a rear surface and disposed opposite to the front skin; and a core disposed between the front skin and the rear skin, and having a corrugated shape, wherein the display device further comprises: a mount coupled to the rear surface of the rear skin; a PCB mounted on the mount and electrically connected to the display panel; and an adhesive member disposed between the rear skin and the mount, and fixing the mount to the rear skin, wherein a rear surface of the rear skin is formed to be flat, wherein the front skin further comprises: a first skin facing a rear surface of the display panel; a second skin recessed further rearwardly than the first skin and coupled with the frame; and a third skin recessed further rearwardly than the first skin and coupled to a front fastening member (Ff) coupled to the mount, and wherein the rear skin further comprises a fifth skin recessed forwardly and coupled to a rear fastening member (Fr) coupled to the mount. a display panel; a frame disposed at a rear of the display panel, and to which the display panel is coupled; and a corrugated panel disposed at the rear of the display panel, and to which the frame is coupled, a front skin forming a front surface; a rear skin forming a rear surface and disposed opposite to the front skin; and a core disposed between the front skin and the rear skin, and having a corrugated shape, wherein the display device further comprises: a mount coupled to the rear surface of the rear skin; a PCB mounted on the mount and electrically connected to the display panel; and an adhesive member disposed between the rear skin and the mount, and fixing the mount to the rear skin, wherein a rear surface of the rear skin is formed to be flat, wherein the front skin further comprises: a first skin facing a rear surface of the display panel; a second skin recessed further rearwardly than the first skin and coupled with the frame; and a third skin recessed further rearwardly than the first skin and coupled to a front fastening member (Ff) coupled to the mount, and wherein the rear skin further comprises a fifth skin recessed forwardly and coupled to a rear fastening member (Fr) coupled to the mount. a mount coupled to the rear surface of the rear skin; a PCB mounted on the mount and electrically connected to the display panel; and an adhesive member disposed between the rear skin and the mount, and fixing the mount to the rear skin, wherein a rear surface of the rear skin is formed to be flat, wherein the front skin further comprises: a first skin facing a rear surface of the display panel; a second skin recessed further rearwardly than the first skin and coupled with the frame; and a third skin recessed further rearwardly than the first skin and coupled to a front fastening member (Ff) coupled to the mount, and wherein the rear skin further comprises a fifth skin recessed forwardly and coupled to a rear fastening member (Fr) coupled to the mount. a first skin facing a rear surface of the display panel; a second skin recessed further rearwardly than the first skin and coupled with the frame; and a third skin recessed further rearwardly than the first skin and coupled to a front fastening member (Ff) coupled to the mount, and wherein the rear skin further comprises a fifth skin recessed forwardly and coupled to a rear fastening member (Fr) coupled to the mount. a third skin recessed further rearwardly than the first skin and coupled to a front fastening member (Ff) coupled to the mount, and wherein the rear skin further comprises a fifth skin recessed forwardly and coupled to a rear fastening member (Fr) coupled to the mount.