A display assembly comprising: a cover having a curved surface formed to be bent; a display disposed on the curved surface of the cover; an adhesive layer disposed between the cover and the display; and a wall structure disposed on the cover, and extending along a side surface of the adhesive layer while one surface thereof is in contact with the curved surface of the cover and another surface is in contact with the side surface of the adhesive layer, characterized in that the wall structure comprises: an inner wall (111, 121) having one surface in contact with the side surface of the adhesive layer; an outer wall (112, 122) disposed between the inner wall (111, 121) and an edge of the cover; and a connecting wall (113, 123) connecting the inner wall (111, 121) and the outer wall (112, 122), and in that an inner space is defined by the inner wall (111, 121), the outer wall (112, 122) and the connecting wall (113, 123), wherein the wall structure is provided with a protrusion protruding toward a center of the adhesive layer from a surface of the inner wall (111, 121) and is in contact with the adhesive layer, and wherein the protrusion is disposed such that an upper end thereof forms an upper gap from a bottom surface of the display. a cover having a curved surface formed to be bent; a display disposed on the curved surface of the cover; an adhesive layer disposed between the cover and the display; and a wall structure disposed on the cover, and extending along a side surface of the adhesive layer while one surface thereof is in contact with the curved surface of the cover and another surface is in contact with the side surface of the adhesive layer, characterized in that the wall structure comprises: an inner wall (111, 121) having one surface in contact with the side surface of the adhesive layer; an outer wall (112, 122) disposed between the inner wall (111, 121) and an edge of the cover; and a connecting wall (113, 123) connecting the inner wall (111, 121) and the outer wall (112, 122), and in that an inner space is defined by the inner wall (111, 121), the outer wall (112, 122) and the connecting wall (113, 123), wherein the wall structure is provided with a protrusion protruding toward a center of the adhesive layer from a surface of the inner wall (111, 121) and is in contact with the adhesive layer, and wherein the protrusion is disposed such that an upper end thereof forms an upper gap from a bottom surface of the display. an inner wall (111, 121) having one surface in contact with the side surface of the adhesive layer; an outer wall (112, 122) disposed between the inner wall (111, 121) and an edge of the cover; and a connecting wall (113, 123) connecting the inner wall (111, 121) and the outer wall (112, 122), and in that an inner space is defined by the inner wall (111, 121), the outer wall (112, 122) and the connecting wall (113, 123), wherein the wall structure is provided with a protrusion protruding toward a center of the adhesive layer from a surface of the inner wall (111, 121) and is in contact with the adhesive layer, and wherein the protrusion is disposed such that an upper end thereof forms an upper gap from a bottom surface of the display.