In the 21^(st) century, especially after the film<Cape No.7> (2008), a new representation of Cultural Hybridization in Taipei City Films, which Fredric Jameson called "pastiche" and "nostalgia film". This article takes the film<Welcome to the Happy Days>(2016) as an example to analyze the new representation of cultural hybridization in contemporary Taiwanese films ,to discuss how the film mix the Japanese post-colonial / Japanese pop culture / Chinese tradition / Taiwanese native / Western modernization into Taipei and the city landscape Beitou. This article also critically discussed how the history and cultural hybridization are presented in the sight of city marking and consumer culture.