Abstract: The main body of the universities’ network cultural construction determines the idea of development and content design, and it influences the result of universities’ network cultural construction and affects the realization of its educational function. Based on the import role of the main body in the universities’ network cultural construction, this paper analyzes the main body, and then fixes the two dimensions of school and student. Further, based on the analysis of the two target systems of “school initiation” and “student support” and their interaction, it proposes some countermeasures that how the main body of the universities’ network cultural construction works well.