古时候,宰羊的在屋外挂一颗羊头,卖酒的在屋檐悬一面酒旗,这就是最早的户外广告。作为人类历史最为悠久的广告样态,户外广告发展到今天,在其表达的功能上其实并没有本质上的突破。然而,作为当下广告媒体的一支主力军,其经营额在不断增长,产业链在不断完善,进而成为当今广告市场 In ancient times, slaughtering sheep outside the house hanging a sheep’s head, selling wine hanging in the eaves of a wine flag, this is the earliest outdoor advertising. As the longest example of advertising in human history, outdoor advertisements today do not make any essential breakthroughs in the function of their expression. However, as a major force in the current advertising media, its business volume is constantly increasing, and the industrial chain is constantly improving, thus becoming the current advertising market