Under the context of knowledge economy, the modern of sports event only make preparation by the way-”trial and error” to accumulating the experience, it only can cause the serious defeat. And sports event often is temporary grouping, so it is important to inherit the knowledge and the experience by knowledge management. This research by document analytic method is for purpose of improvident knowledge management of the national games. The conclusions are as followed: (1) The national games classifies explicit knowledge and tacit knowledge. (2) Knowledge management of the national games by the knowledge obtains, presents, dissemination, application, feedback, integrate, record and storage to inherit the preparation knowledge and experience by written and video.