This research systemizes PRC¡¦s Taiwan policy in the perspective of psychology of political communication. First of all, this research is found that there are four features in psychological warfare conducted by PRC after reviewing the Western, ancient Chinese, and Chinese military classics: justice warfare, army controlled by the politics, the people warfare, and influx on strategies. The basic levels in mutual fight can be analyzed as following: conducting and controlling relationship, civil-martial relationship, state-society relationship, and foreign relationship. The rival may ¡§disturb¡¨ the relationships by three psychological principles of political communication: the attachment principle, the inducement principle, and the coercion principle. After deciding the principle, there are four kinds of ¡§tools¡¨ available; including Taiwan affairs, mass communication, information based psychological warfare, and military threat. Most important, PRC use the tools in a flexible way. The psychology of political communication in PRC¡¦s Tawian policy is successful by adopting two stable principles: Emancipation/ Unity/ Anti-independency Principle; One China/ One Country Two Systems Principle. The bottom line of principle can be shifting, but never quit. From the perspective of psychology of political communication, this Taiwan policy can be focused on the source and the content of information, and the effect of receivers. This model can be concluded as ¡§organism¡¨, there are holism, correlation, multilevel, openness, and dynamics in this model.