定制数字标牌 (数字标牌) 是一个全新的媒体概念. 指大型商场等公共场所, supermarkets, hotel lobbies, restaurants, cinemas and others converge. Multimedia professional audio-visual system for entertainment information. 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 foreign countries, some people put it alongside paper media, radio, television and the Internet, calling it the “fifth media.”

数字标牌