Through the analysis of 616 registered interdisciplinary science in 185 universities nationwide,the general characteristics are found,including complex span of discipline categories,obvious tendency of the field of science and engineering and applied disciplines,and dependence on dominant parent disciplines.These character-istics highlight the dilemma,such as organizational obstacles,construction tendency risks and lack of construction capacity.In order to realize the healthy development of interdisciplinary science construction,some suggestions were put forward,including optimizing the organizational system and improving the internal personnel management mechanism,strengthening the top-level design of interdisciplinary construction in universities,and finding out the construction orientation of universities and building a reasonable evaluation system.