Advertising photos are divided into indoor photos and outdoor photos. Mainly depends on the place to use. These two machines are different from ink. Mainly painted with a photo machine. The width of a general photo machine is1.52m. The materials that can be sprayed are adhesive, PP synthetic paper, photo paper lamp, various photo fabrics, transparent sheets, waterproof PP and so on. A photo is a photo sprayed by a photo machine, which can be divided into oily photo and water-based photo. Oily photos are also called outdoor photos. It is not easy to fade in the wind and sun, and water-based photos are generally used indoors. The material price of the photos is different. For example, ordinary, photo paper is real, photos with glue, photos with film. It is best to save inkjet and photo images in TIF format, but be careful not to use compressed format.