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The data of the quantity of green invention patent applications and the quantity of green utility model patent applications comes from Chinese Research Data Service Platform, and the data of control variables and mediating variables comes from China City Statistical Yearbook and China Statistical Yearbook. We get analysis data after cleaning the data downloaded from these databases.

We analysis the data (data.dta) according to this paper and get the coefficient of the policy, thus the visualized data is obtained. Then, we use these visualized data to draw the figures in the paper.