The subject innovation is, the standing placed relates to a pair of support garage door, which automatically open and close the garage door to be provided between the wall opening and closing device, the garage transverse direction to contact the bottom so as to respectively contact the supporting walls of the both ends of the pair the shaft and provided along; At least one fixing pin for fixing the bottom of the garage contact with the shaft integral with; The drive is provided between the supporting wall of the pair and the shaft to rotate the shaft so as to be movable to an open position and a closed position between which the garage door up closes the opening to a downward open the opening of the garage door garage rotation driving portion and; It characterized in that it comprises a control panel for operating the rotary drive unit. In this way, garage door is to overcome the closed end left and right that the balance does not match in the process of opening and closing the other hand, a separate upper block at the top between the pair of support walls because it has a simple structure, even if not present can easily install the garage door have.