The method of imitating mahogany effect: grinding the base material flat, coating the first primer, drying, grinding and deburring; Apply the second primer, dry it and polish it again to ensure the smooth surface of the substrate; Top coat. Topcoat is divided into two categories: solid color and transparent color. Solid color paint is molded once, and then covered with transparent topcoat; Transparent paint should be molded several times (depending on the construction ability of operators), and then covered with transparent topcoat.