A control panel and a controlling method thereof are provided. The control panel comprises: a panel body; a display screen provided on the panel body; at least four press buttons provided on the panel body, wherein each of the press buttons corresponds to a plurality of function electric circuits, and the connection relation between each of the press buttons and the plurality of function electric circuits corresponding thereto is determined according to a state of the display screen; the function electric circuits, each corresponding to at least one of the press buttons, for outputting the respective function information to a controller when at least one of the press buttons connected performs a touch control operation; and the controller, connected with the plurality of function electric circuits, for performing respective function operation(s) according to the received function information.