With Taiwan's economic growing up and the whole financial industry and liberalization of Taiwan-funded banks to actively expand overseas markets, Vietnam and Taiwan due to their location clustering factors become important goal Taiwanese banks in Southeast Asia development. In this study, Taiwanese banks in Vietnam as the main object, with the current financial status of Vietnam and Taiwan-funded banks to analyze the operating conditions, in addition to serving in Vietnam attempts to explore the local Taiwanese, but what should be adjusted in Taiwanese banks in Vietnam and continues to expand operation, and the global localization of development strategy and its predicament of Taiwanese bank branches in Vietnam.