Economic development in countries around the world experience shows that: Technological innovation is the development of a country's economic power and the enormous growth in the source of social wealth, is to support and guide the economic growth, optimizing industrial structure, improve the comprehensive competitiveness of the basic Industry enterprises, especially large and medium-sized industrial enterprises in China's national economic development plays a decisive role in national economic construction is the middle force is to promote technological progress and the backbone of scientific and technological innovation, the competitiveness of their enterprises a direct impact on science and technology enterprises, but also relates to national science and technology competitiveness and overall Therefore, how to assess and measure the ability of independent innovation of industrial enterprises with a certain degree of theoretical and practical And it is necessary to establish a scientific, systematic evaluation and measurement capability of independent innovation of industrial enterprises of the index Take advantage of China's large and medium-sized industrial enterprises in various regions of the relevant information, select the input in science and technology, science and technology outputs, the use of multivariate statistical analysis method of factor analysis, the establishment of industrial enterprises to evaluate the competitiveness of science and technology indicators system, measured in various areas of industrial enterprises in science and technology the competitiveness of the size, and analysis of influencing factors, a better explanation of China's industrial enterprises in all regions of the existence of scientific and technological competitiveness and the reasons for the