High-tech enterprises are established on the basis of high technology, technological innovation is the premise of survival and development of high-tech enterprises. In this paper, it summarizes the academic situation of technological innovation mode. At present, the research on the definition and characteristics of high-tech enterprises, technological innovation and technological innovation mode are mature, but in some other aspects the research is insufficient. For example, research on the relationship between high-tech enterprises and different innovation mode. Also, scholars focus on qualitative analysis, and seldom do quantitative empirical research.