At present, the tax bureau does not recruit mathematics majors, but with the deepening of informatization, data analysis and application will be paid more attention. At this time, computer talents and mathematics professionals will be in short supply. After all, there is a large amount of data, and it is impossible without an excellent algorithm. In the practice of inspection, it is necessary to find suspicious points in both case selection and case investigation, which requires data mining. The algorithm of data mining is suitable for data professionals. So, learn your major well. In the future, the demand of government agencies for data applications will not be lower than that of enterprises.