Taking the high-tech enterprises in Shenyang as the survey object and the data from 2,460 companies was collected. The impact of corporate social responsibility on technological innovation is analyzes by constructing corporate social responsibility index, knowledge absorption index, and technological innovation index. It is found that: social responsibility has a positive effect on enterprise technological innovation, and knowledge absorption plays an intermediary role between social responsibility and enterprise technological innovation. Further research shows that potential absorptive capacity and actual absorptive capacity are between knowledge absorption and enterprise technological innovation it has a regulatory effect between the two. The research results of the thesis have certain theoretical and practical significance for the current enterprises to actively fulfill their social responsibilities and break through the "stuck neck" problem of key core technologies.