A chassis includes a bottom plate, a fastener and a supporting component. The bottom plate includes a screw hole. The fastener comprises a threaded portion and a smooth portion that are connected to each other, and the threaded portion is configured to be screwed into the screw hole. The supporting component includes a through hole. The smooth portion of the fastener is configured to be disposed through the through hole so that the supporting component is rotatably disposed on the bottom plate so as to include a supporting position and a stored position. The supporting component is integrated.