Abstract: In 1911,the Organizational Outline of the Provisonal Government preliminarily established the president′s power during the process of insituting the bourgeois-democratic system of the government,moreover,embodied it in the system of different authorities and the check and balance of them.Because the social background was complicated,the president′s power evolved frequently and passed two phases:One is the return to the autocratic tradition,the other is the one under the warlords′political struggle.The esta...