Abstract：This paper establishes an appraisal system for technological innovation based on surveys in some state-owned medium-sized industrial enterprises in Henan province, which includes four indicators: potential technological innovation resources, technological innovation activities, technological innovation environment and technological innovation outputs.By means of comprehensive evaluation and comparative analysis, the authors conduct researches on technological innovation capability of state-owned medium-sized industrial enterprises in six different provinces.Finally, they put forward some strategies for promoting technological innovation.

Keyword：technological innovation;state-owned medium-sized industrial enterprise;Henan province;