Because the Chinese did not hold the household register in Taiwan even though the Chinese and the Taiwanese had the same nationality as the past Taiwan law, the Chinese have been treated like foreigners. For the past few years, with the increase of the mixed marriage, the contradictory of the law is exposed. As the legal structure above, it is a result to influence the international family by political contradiction in the Taiwanese society. As a result of being like above, the development of the Taiwanese constitutionalism and the influence on making of form of the community society are worried about.