An electronic device includes a housing assembly, a sliding rail assembly, an elastic telescopic assembly and a flexible screen. The sliding rail assembly is assembled to the housing assembly and includes a sliding rail including opposite front and rear surfaces. The elastic telescopic assembly is located at the rear surface of the sliding rail and assembled to the housing assembly. The flexible screen has a part thereof provided at the front surface of the sliding rail and fixed to the housing assembly, and includes a telescopic end extending around an edge of the sliding rail to the rear surface of the sliding rail and coupled to the elastic telescopic assembly stressed by the telescopic end to extend and retract, and the sliding rail is slidable outwards from the housing assembly to extend the flexible screen and slidable towards the housing assembly from an outside to retract the flexible screen.