During the war of resistance against Japanese, some Taiwanese back to Mainland China to set up organizations for resistance against Japanese. These organizations were support by Kumintang Chief Chiang Kai-shek and then were reorganized into a commission belonged to the Center Committee of Kuomintang. This is the first commission of the Kuomintang part in the Taiwan. after war, this commission was formally established under the name of Taiwan Execute Committee, and its position was promoted as a province. In October of 1945, Taiwan Execute Committee moved to Taiwan, and began to perform official business in February of 1946. At that time, Taiwanese had no idea about Three Principles and Kuomintang. Taiwan Execute Committee was devoted to organization discipline and promotion. This engagement was the foundation of the reform of Kuomintang in 1950’s. by employing the limited materials, this article intends to take down the undertaking of Taiwan Execute committee during 1945-1949, to discuss its role under that complicated political environment, and finally, to present drawbacks in the recruitment of party members, the arrangement of personnel and the manners of form over material.