A display device is disclosed, which includes a circuit board having a fixing slot; a backlight module, wherein the backlight module includes a back plate, and the back plate is provided with a circuit board fixing mechanism, and the circuit board fixing mechanism includes a group of holes, a first hole of the group of holes is aligned with the fixing slot; an elastic pressing piece, which is provided with an engaging portion for engaging with the group of the holes and a connecting portion for pressing the circuit board onto the back plate. The engaging portion of the elastic pressing piece passes through the fixing slot of the circuit board and the hole group of the back plate to fix the circuit board onto the backlight module. The fixing method can avoid scratching the circuit board during the fixing process, and the fixing process is simple and convenient.