Today, with the acceleration of urbanization in China, the urban population is dense, especially with the highly developed automobile industry. With the recession of broadcasting and now, urban broadcasting has become a monopoly. Compared with urban television, the development trend and trend of urban broadcasting have achieved remarkable results. This paper analyzes the changes of social background, advertisers and psychology, and describes that today's urban broadcasting is developing at a high speed, combining with the transformation of urban broadcasting by Jiangsu Traffic Broadcasting Network, Beijing Music Broadcasting and Central People's Broadcasting.