This paper deals with the Taiwanese sports under the KMT's ruling era from 1945 to 1971. In this time, the aim is to build an anti-communism country actively, in order to maintain the last lifeblood of country's office regime. By the Chiang Kai-shek's ideal of anti-communism idea, the fundamental principle of state is in order that to revive of the legitimacy of its reign and against the mainland China controlled by the Communist Party, demand that the importance of its dictatorship quo by one party and privilege the national defense as its basis way of getting legitimacy. For that purpose, overall inwards, are in charge of with steady to everything particular, emphasizes on smoothing its countrymen, then to impel the stable society as the first thing, and improve their livelihood. By this way, it counterfeit the situation that what the consequences such as make people go bankrupt, and being damaged suffered, brought by the ruling of Communist party in China meanwhile. On the contrary, the Republic of China emphasizes on defending international organization membership and friendly feelings of deepening the anti-communism friendly nation and striving for the overseas Chinese to approve foreign countries at the same time. Sport is one of important anti-communism stronghold that could be a way of running a country. It not only tempers the patriotic consciousness of anti-communism, but also cultivates national spirit, approving the recognition of national leader, building up civil and militant youth to protect the country, so that it can reinforce the effect of people's sense of national defense. Besides, it can also cultivate the spirit of diligence, strengthening the ability of body's performance and its endurance, so that it may offer good workers in the labor market, then promote the function of economic development. As a result, the administration regards it as an important policy to promote sports to be one of the methods to manage Taiwan. Research shows that, the goal, the strategy and the practice of Taiwan's sports was fiercely influenced by the idea of anti-communism stronghold. Thus, the promotion of sports becomes a part of socially inner control. What all the educational systems, social sports organization, CYC and boy scouts' federation were controlled by KMT's government, especially the military system which has the most budget and resources was included. However, Chiang and his son, the real decision maker, had the idea of respecting all the aspect of specificity. So that it makes all the executer of each organization equipped with their professional idea. By the economic prosperity and enhancing people's intelligence in Taiwan, its sports get rid of the shadow of its being prepared for war and the physical training gradually. Nowadays, it towards to be two axis of its development: for health and for competition.