The sliding folding hangar door is composed of multiple door panels, which are connected by hinges. The door opens and folds to both sides or one side; The direction of the gate opening has a storage area; The entire door is equipped with a ground track, and the upper track is set according to the running trajectory.
The sliding folding door consists of: door leaf, upper guide rail, ground rail, transmission device, upper guide wheel, driving wheel, door obstruction, control system, safety alarm device, seal, drainage, and ice melting device.