On the progress of economic globalization, the economic development in Taiwan rapidly grows. Nowadays, Taipei is one of the important members in world cities. However, the globalization reduces the differences of Taipei city from other cities. In addition to the phenomenon associated with globalizations, in the urban landscape of Taipei City, also revealed a special landscape features-juxtaposition of duality and diversity. In this article, the author takes Xinyi District of Taipei city for example, and depictsl and scapes of Xinyi-Planning district, Fude low-income housing, Wufenpu market area, to show the Taipei duality and diversity in the urban landscape and discuss the features of postmodern landscape in Taipei.