After the national government came to Taiwan 1949, although two sides were in the situation that politics and military set against, but in terms of historical emotion and culture background, have not had obvious differences, and our government considered because of humanity, allowed Taiwanese people went to the Mainland China to visit one's relatives can provide the beginning of interaction to original closed across-strait. Since the policies of reform and opening to the outside world are implemented in Mainland China, with the development of market economy, transition of the society and serious information constantly spread, this makes contact, interdynamic of the people across-strait frequent day by day, and because of the laws of our government do not forbid the people across-strait get married, so, there are more and more Mainland China brides come to Taiwan, however, political systems across-strait, social environment develop the background differently to some extent after all, change and influence of the cross-Strait relations, a great deal of questions are also raw with it, so, this study attempts to probe into the system aspect by literature analysis, and propose the research suggestion on the theme of this study.