Digital signage is a brand-new media concept. It refers to a multimedia professional that publishes business, financial and entertainment information through large-screen terminal display devices in large shopping malls, supermarkets, hotel lobbies, restaurants, cinemas and other public places. Audiovisual system. Its purpose is to broadcast advertising information to a specific group of people in a specific physical place and a specific time period, so that it has the effect of advertising. In public places, the convenient Digital Signage is expected to meet the public’s needs for information circulation. Only with the help of Digital Signage, information can be transmitted to the public, publicity, etc.; with the touch screen technology that is simple to operate and easy to maintain, it is suitable for inquiries and visits of different groups of people, and expands the scope of information transmission. It can provide the public with traffic information, self-booking/appointment, public facilities query, tourism, entertainment, special catering and other public query information. The use of wireless communication terminal equipment can also facilitate the downloading of query results, which is an excellent solution for improving public information and shaping the image of the city. It can be effectively applied to typical places such as government affairs halls, squares, airports, stations, hotels, etc. The invention of digital signage provides people with a new and dynamic way of information exchange. Whether on the street or in a department store, people can often see signs promoting the latest products. Business people who travel frequently are also very familiar
