Abstract: The methods of literature review and expert interview were used to discuss the development dilemma, main causes and solutions of China's competitive sport in the future. It is held that it will face such realistic dilemmas for a long time as the entangled multiple contradictions, the difficulties of reform, the obvious path dependence, the low level of scientific and technological empowerment, and the increasing risk of training and competition. The main causes are as follows: the development concept restricts its strategic transformation; the development mode hinders its structural optimization; the development mechanism restricts its reform process of professional sports; the development mode affects its diversified training of competitive talents; the development conditions block its efficiency of scientific and technological empowerment; and the development environment limits the promotion of international discourse power. The development strategy of competitive sport in China are thus put forward: to innovate the concept of development to give full play to the leading demonstration effect of competitive sport; to renew the preparation mode to accomplish the task of participating in and running the Winter Olympic Games; to innovate institutional mechanisms to continuously release the comprehensive effectiveness of the "New National System"; to create new training mode to explore the new path of integration of sports and education; to innovate the leading role of science and technology and speed up the digital transformation, which will drive the new engine for competitive sport reform, therefore China's competitive sport will be developed with high quality.