Disclosed is a display control module including a supporting member including a pair of external coupling parts for attaching to an external surface in a negative Y-axis direction and a pair of guide surfaces configured to form opposite side ends of the external coupling parts in an X-axis direction; and a PCB coupled to the supporting member in a positive Y-axis direction, the PCB being provided at opposite sides of the PCB in the X-axis direction with a pair of connection terminals configured to be connected to a pair of display modules, respectively, and a display device including a pair of display modules; a supporting member positioned between the pair of display modules in an X-axis direction; and a printed circuit board coupled to the supporting member in a positive Y-axis direction, wherein the display modules are connected to opposite sides of the PCB in the X-axis direction.