Abstract: City media image is dynamic and diversified. It is argued that the prestigious media have constructed three different dimensions of media image for Chongqing, namely the city of passionate revolution, the city of glorious development, and the city of bright future, through analysis of the front page in the past 70 years from the foundation of The Peoples Daily to 2016 on the basis of the grounded theory and analytical method of big data. These three images can be on behalf of Chongqings city brand as well.

Key words: city image, Chongqing, media, communication of city, The Peoples Daily

摘要： 城市媒介形象是多元化的，也是动态存在的。依托扎根理论和大数据分析方法，分析《人民日报》70年来头版涉渝报道，认为主流媒体建构了三个不同维度的重庆城市媒介形象，即革命激情之城、工业建设之城、新兴腾飞之城，加上当前主流媒体正在构建的充满期待的希望之城，这四个城市媒介形象代表了重庆城市品牌形象，揭示了其演变历程及规律。

关键词: 城市形象, 重庆, 媒介, 城市传播, 《人民日报》