The specificity of Entrepreneurial research is to explore the impact of individual activities on business efficiency, and the discussion of how to deal with uncertainty has a key position.Relatively, business idea as the manner of “creative destruction” has crucial meaning; deep analysis of it's content and form, function and structure, status and role could help to seize wholly the essential characteristics of entrepreneurial research.Therefore, starting from business idea, it is possible to integrate the fruit of entrepreneurial research and construct the theoretical system of Entrepreneurial Research.