This paper takes the "Five Avenues" area of Tianjin as the research object to explore how foreign cultures infiltrate and influence the cultural structure of contemporary Tianjin through this historical region. As a frontier of cultural exchanges between China and foreign countries, the rich historical experience of the "Five Avenues" is conducive to the output of innovative strategies for the international communication of Chinese culture. The purpose of this paper is to reveal the underlying mechanisms by which foreign culture contribute to cultural change in Tianjin, and to propose specific implementation suggestions and operational methods for Chinese culture to "Go Global" based on this research and the current situation.