Innovation performance and digitalization index data of specialized, refined, and innovative enterprises

The efficiency of enterprise innovation is achieved by DEAP and Front41, the knowledge width of patents is manually calculated by the author, and the level of digitization is achieved by Stata18.0. The data of innovation efficiency comes from CSMAR database and Flush iFinD database, the data of patents comes from China's China National Intellectual Property Administration, and the data of digital intelligence level comes from CSMAR database. The following measures have been taken for missing data and outliers in various enterprises: firstly, select the annual reports of companies with missing data for verification; Secondly, if the verification is still missing, the outlier will be treated as a missing value and supplemented using interpolation.