Wenzhou is an important window for the international community to understand China. Describing the overall construction of Wenzhou's image and analyzing the strategies to improve the city's international communication capabilities could help to enhance the city's competitiveness and build a three-dimensional and diverse international image. Through the corpus method, "Wenzhou" reports appearing in the NOW News Corpus from 2012 to 2022 were taken as the research object, and the high-frequency words and their index lines and texts collocated with "Wenzhou" were explored. The mainstream media's overall attention to the city of Wenzhou has increased, and the international community has paid close attention to Wenzhou's education, medical care and economy. It has constructed a positive diplomatic, personal and economic image of Wenzhou. The research put forward feasible strategies for Wenzhou's international image construction in the new era.