The advertising industry is a field of great concern at present, and advertising materials are the focus of the advertising industry. At present, the frequently asked question in the advertising field is that advertising materials can be displayed in billboards, car body advertisements, murals, signs, scaffolding coverings, inflatable billboards, window displays, banners and posters, stage backgrounds, and mobile graphic displays. Wedding photography, posters, indoor display board advertisements, engineering and garden effect drawings, advertising display drawings, commercial and civil interior decoration, commercial document covers, digital photo albums, charts, banners, hanging frames, adhesive-backed trademarks, artistic photos, antique oil paintings, window advertisements and many other fields. Consumable materials for digital express printing include: PP film: high gloss, bright color, high image resolution, good anti-aging and tensile properties, with two kinds of matte and smooth surfaces; Cold-mounted film: PVC material, the main function is to protect the picture. Photographic paper: high gloss, bright color, high image resolution, good anti-aging performance, there are two kinds of matte and smooth; Self-adhesive (back adhesive): high gloss, bright color, high image resolution, self-adhesive on the back, easy to paste, there are two kinds of matte and smooth. ? The advertising materials that should be used include: back-sprayed lamp box: high gloss, bright color, high image resolution, better expressive force of the polished picture, including two types: dumb face and smooth face; Fully transparent film: good transparency, suitable for projection film, composite picture, transparent hanging frame, etc., there are two kinds of dumb surface and smooth surface; Fully transparent adhesive: good transparency, self-adhesive on the back, easy to paste, suitable for the partition and beautification of glass windows, there are two kinds of matte and smooth; Canvas: the canvas substrate is adopted, which supports high-precision original oil painting reproduction and output, and the image has no light reflection; Silk cloth: high gloss, bright colors, high image resolution, the picture has the luster of silk cloth, and there is no need to film it.