As in recent years, computer to plate (CTP) technology, the industry generally believe that the film is bound to replace the existing manufacturing processes, and the revolutionary digital workflow will also replace the existing mode of production. Printing and digital proofing workflow as an important part of the enthusiasm for the enterprise lies. Meanwhile, digital proofing system has powerful color management functionality, while the production can be used as advertising pictures and digital photos (wedding, art photos) output, is a multifunctional system of work. 1、 used in the printing industry, instead of the traditional proof, and can serve as a design finalized. Digital proofing is today the industry's high-tech products on behalf of one of the advanced productive forces, based on this technology, digital proofing solutions, will give your company or organization to create better profits and greater efficiency. 2、 used in advertising and digital photo printing digital imaging industry, can be directly output indoor pictures and advertising light boxes and digital photos 3、 Because the system's color management functions with powerful than the advertising market in general photo / digital wedding system, the output color is more accurate, richer level.