The glazed tile is a ceramic tile whose surface is burned by glazing at high temperature and high pressure. The ceramic tile is composed of two parts: earth embryo and surface glaze. The main body is divided into clay and porcelain clay. The back surface of the clay is baked. The back of the red, porcelain clay is gray. The surface of the glazed tile can be made with various patterns and patterns, which is richer than the color and pattern of the polished tile. Because the surface is glaze, the wear resistance is not as good as that of the polished tile.