A display device comprising: a substrate including a bending area located between a first area and a second area, wherein the substrate is 2. bendable in relation to a bending axis; an inorganic insulating layer (201, 203, 205) disposed on the 2. first area of the substrate; a first wiring unit comprising a plurality of first wirings (300-1, 300-2) arranged on the substrate each sequentially extending over the first area, the bending area, and the second area, wherein first central axes included in each of the plurality of first wirings (300-1, 300-2) are spaced apart from each other by a first pitch in the bending area; a second wiring unit comprising a plurality of second wirings (400-1, 400-2) arranged on the substrate each sequentially extending over the first area, the bending area, and the second area, wherein second central axes included in each of the plurality of second wirings (400-1, 400-2) are spaced apart from each other by a second pitch greater than the first pitch in the bending area, a display disposed over the substrate; and a driver disposed around the display and driving the display, wherein the first pitch is a distance between the first central axes of the first wirings (300-1, 300-2) that are most adjacent to each other, and wherein the second pitch is a distance between the second central axes of the second wirings (400-1, 400-2) that are most adjacent to each other, wherein the first central axes are central with respect to the widths of the respective first wirings (300-1, 300-2) and extend in the same directions as the respective first wirings, and wherein the second central axes (a×2) are central with respect to the widths of the respective second wirings (400-1, 400-2) and extend in the same directions as the respective second wirings, and wherein the first wiring unit is a data wiring unit providing a data signal to the display, and the second wiring unit is a wiring unit supplying power to the driver or the display, and wherein the inorganic insulating layer, the first wiring unit, the second wiring unit, the display, and the driver are disposed on the same side of the substrate, characterised in that the inorganic insulating layer (201, 203, 205) is disposed on the second area of the substrate and has an aperture corresponding to the bending area, wherein the plurality of first wirings (300-1, 300-2) and the plurality of second wirings (400-1, 400-2) are disposed to cover the aperture. a substrate including a bending area located between a first area and a second area, wherein the substrate is 2. bendable in relation to a bending axis; an inorganic insulating layer (201, 203, 205) disposed on the 2. first area of the substrate; a first wiring unit comprising a plurality of first wirings (300-1, 300-2) arranged on the substrate each sequentially extending over the first area, the bending area, and the second area, wherein first central axes included in each of the plurality of first wirings (300-1, 300-2) are spaced apart from each other by a first pitch in the bending area; a second wiring unit comprising a plurality of second wirings (400-1, 400-2) arranged on the substrate each sequentially extending over the first area, the bending area, and the second area, wherein second central axes included in each of the plurality of second wirings (400-1, 400-2) are spaced apart from each other by a second pitch greater than the first pitch in the bending area, a display disposed over the substrate; and a driver disposed around the display and driving the display, wherein the first pitch is a distance between the first central axes of the first wirings (300-1, 300-2) that are most adjacent to each other, and wherein the second pitch is a distance between the second central axes of the second wirings (400-1, 400-2) that are most adjacent to each other, wherein the first central axes are central with respect to the widths of the respective first wirings (300-1, 300-2) and extend in the same directions as the respective first wirings, and wherein the second central axes (a×2) are central with respect to the widths of the respective second wirings (400-1, 400-2) and extend in the same directions as the respective second wirings, and wherein the first wiring unit is a data wiring unit providing a data signal to the display, and the second wiring unit is a wiring unit supplying power to the driver or the display, and wherein the inorganic insulating layer, the first wiring unit, the second wiring unit, the display, and the driver are disposed on the same side of the substrate, characterised in that the inorganic insulating layer (201, 203, 205) is disposed on the second area of the substrate and has an aperture corresponding to the bending area, wherein the plurality of first wirings (300-1, 300-2) and the plurality of second wirings (400-1, 400-2) are disposed to cover the aperture.