With the acceleration of globalization and regionalization, the theory of cultural imperialism faces challenges. This article chooses films, the most representative media products, as research objects. By building a picture of the global film trade network map and analyzing the parameters    changes of the trade network    during the past decade   from  2004 to 2012,it ?nds that cultural imperialism still exists and the global ?lm trade is more      centralized and more  unevenly developed. Economic, linguistic and geographic factors play important roles in the process and there are some new regional centers of cultural hegemony. The inequality trend in ?lm trade is strengthened constantly.