In recent years, as the industry continues to mature, the entire digital signage applications, the advertising industry to flourish, electronic advertising has become an important information media in commercial buildings, schools, hospitals, public transportation and other industries. In today's increasingly diverse media, electronic advertising breakthrough in the form of a single type of billboard, with its clear image, showing the effect of realistic images, vivid firmly firm position of the protagonist. In addition, the electronic advertising also has targeted to reach high, mandatory viewing, urban high coverage, low carbon and environmental protection, etc., advertising has become a showcase of the best outdoor advertising platform. The following is to promote the advantages of electronic advertising: 1, the exact target audience: There are about to purchase electronic advertising targeted audience. 2, novel forms of propaganda: electronic advertising is the most stylish new form of advertising in the mall. 3, replacing modification costs: comparison before any form of advertising, including print content, including both cost effective with the TV ads can be consistent with the content of television advertising on this important aspect of sales terminals, continue to remind consumers to buy. 4, advertising time is longer: electronic advertising can be a long continuous basis, 365 days a year of publicity, and without manual maintenance, low cost, very wide audience, cost-effective. 5. Update and convenient: electronic advertising can remotely control multiple synchronized online advertising. Currently, the increasingly fierce competition in the advertising industry, the outdoor advertising market much business fancied how quickly grab customers attention to promote their products become critical. In short, the advent of digital scientific advances and widespread use of media integration concept is also maturing, electronic advertising media has become the new darling of the advertising industry in China in the 21st century.