Decorative film is a high-tech new decorative material. The new environmental protection products produced by calender equipment and secondary processing equipment, using advanced printing technology and special production technology, have developed a variety of styles of texture and surface with concave convex and three-dimensional feeling on specially processed films. Compared with the original finishing materials, they have a variety of styles, including wood grain series with natural texture, The metal series with high quality texture, the leather series with strong three-dimensional sense, and the marble series with great atmosphere can choose appropriate decorative construction finishing materials according to the atmosphere and purpose required by consumers.