The utility model relates to a display device which comprises a display panel, wherein the display panel comprises a front base plate and a back base plate. The display device is characterized in that the display device further comprises a plurality of brackets and a backlight unit, wherein the brackets are attached to a non-display area of the back surface of the back base plate by utilizing an adhesive, and the backlight unit is arranged on the back part of the display panel. The backlight unit comprises a framework, a light guide plate, an optical layer and a light source, wherein the frame comprises at least one bulge; the light guide plate is arranged between the framework and the display panel and comprises at least one groove or hole which corresponds to the at least one bulge of the framework; the optical layer is arranged between the light guide plate and the display panel; and the light source is arranged on the side surface of the light guide plate.