The utility model discloses a novel fitting -up board, including decorating the plate body, decorates the outside surface of plate body and offered the colour switching groove, and the lower extreme of decorating the plate body is provided with the fixed foot of decorative board, the inside in colour switching groove is provided with the conversion shell body, the upper end of throw over spring isprovided with rotates transition mast, it is provided with and presses transition mast to rotate one end that transition mast kept away from the throw over spring, it keeps away from the one end of rotating transition mast and is provided with colour change -over panel draw -in groove to press transition mast, colour change -over panel draw -in groove is kept away from the one end of pressing transition mast and is provided with the colour change -over panel, the utility model discloses a pattern change groove has been offered on the decorative board surface, and pattern change inslot portionis provided with the colour change -over panel, through pressing the colour change -over panel, takes out the colour change -over panel, and the upset can change another kind of colour, and through the contrast of two kinds of colours, the pattern on decorative board surface can more be made into the pattern oneself liked to the user.