The local unique ecological environment is the important material base for preserving and developing national traditional sports. Nevertheless, the development of modern industrial civilization is seriously threatening the preservation and inheritance of the national traditional sports. With the perspective of sports ecological system, the article analyzes the structure of the national traditional sports ecological system from the three dimensions of subject, element and level. It explores the uniqueness of the subject components of the national traditional sport ecological system from the three groups of ecological function of producer, consumer and organizer. It analyzes the structural characteristics of the system from the four aspects of national traditional sport element, natural environment element, social economy element and humanistic element. It studies the interaction between the system elements and external environment from the three layers of core layer, exchange layer and epitaxial layer. Finally, it discusses the dynamic equilibrium and higher evolution of the system. |