Automatically-foldable LED display screen and application method thereof

The invention provides an automatically-foldable LED display screen and an application method thereof. The automatically-foldable LED display screen comprises sub-LED display screens hinged to one another; a fixing device is arranged on a sub-LED display screen arranged at the top; motors and winding disks are respectively arranged on two sides of the top sub-LED display screen; one sub-LED display screen at the bottom is connected with a tray; steel wires are wound on the winding disks, and connected to the tray. The automatically-foldable LED display screen is skillful in concept, can enable the screen to be folded and unfolded automatically, and is very convenient to use.