Image flipping processing method and system

A method is provided for a display system including an electronic packaging box and an electronic display device, and the electronic packaging box includes a receiving structure configured to receive the electronic display device, a transmissive/reflective component configured to form a virtual image of the image displayed on the display screen of the electronic display device when viewed by a viewer at a viewing angle. The method includes identifying a type of image information corresponding to image information to be displayed on the display screen, processing the image information based on the type of image information, adjusting at least one of display brightness, display contrast, and Gamma value of the electronic display device based on ambient light condition using a photosensitive component on the electronic packaging box and a gray scale linear transformation, and displaying the processed image information such that the virtual image of the displayed image information on the display screen is a normal image when viewed by the viewer at the viewing angle.