Abstract:Electronic information, equipment manufacturing, light industry, textile, metallurgy and chemical industry are the six major dominant traditional industries which play an important supporting role for Suzhou industrial economy. It is significance to accurately grasp characteristics of enterprise innovation, whether it is for the dominant traditional enterprises to find a way to transition, or to provide appropriate incentives and support policies for the relevant functional departments of the government. Through the literature review of enterprise innovation related topics, researcher summarizes variables about enterprise innovation characteristics. Based on the empirical analysis of 200 outstanding scientific and technological innovation enterprises in Suzhou, the researcher analyze the significant level of the innovative characteristic variables, and then used the structural equation model to verify the correlation between the innovation effect and the enterprise performance of dominant traditional industries.