The invention discloses a plane advertisement design displaying device, and belongs to the technical field of display devices. The device comprises a second framework, a limiting roller is arranged inthe second framework, illuminating lamps are arranged on two sides of the limiting roller, light guide parts are arranged at the bottom ends of the illuminating lamps, wind-up rollers are arranged attwo ends of the second framework, first driving motors corresponding to the wind-up rollers are arranged at the top end of the second framework, a first framework is arranged on the outer side of thesecond framework, a second driving motor corresponding to the second framework is arranged at the bottom end of the first framework, and a storage battery is arranged at the top end of the first framework. The plane advertisement design displaying device is simple in structure and convenient to use, and has the good display function, when the length of an advertisement is long, a user can roll the advertisement through the wind-up rollers, so that the application range of the display device is wider, and therefore, the use experience of the user for the display device is promoted.