Abstract: Against the background that Olympic movement is facing much challenges and International Olympic Committee is launching some revolutionary projects, the trend of China's more comprehensive reform and the task of staging Beijing 2022 Olympic Winter Games provide the reform of Chinese sport challenges and unprecedented opportunities.Based on the methodology of text analysis, the study explained from 3 dimensions, that is, the concept ideology, organization structure and operation systems, and the reform intention, process and characteristic of IOC, since Thomas Bach acted as the 9th president of IOC, and offered three proposals as follows:to promote the thought and theory innovation on sport, fully implement institution and mechanism innovation, and deeply launch sustainable project and event innovation.