1, Audit Department: Students majoring in mathematics can engage in auditing, accounting, taxation and other related work. In the audit department, students majoring in mathematics can use their own mathematical knowledge to analyze data and build models to support the audit work.

2. Statistics Department: Students majoring in mathematics can engage in data analysis, statistical modeling and other related work. Statistics departments need to deal with a large number of economic and social data, and students majoring in mathematics can use their professional knowledge to conduct efficient data analysis.

3. Finance Department: Students majoring in mathematics can engage in risk management, fund management, financial engineering and other related work. The financial department needs to deal with a large amount of data and carry out complex calculations, and students majoring in mathematics can use their professional knowledge to carry out effective risk management.

4. Computer Department: Students majoring in mathematics can engage in algorithm design, data mining, machine learning and other related work. The computer department needs to process a large amount of data and perform complex calculations. Students majoring in mathematics can use their professional knowledge to process data efficiently.

5. Economic sector: Students majoring in mathematics can engage in macroeconomic analysis, financial measurement and other related work. Economic departments need to conduct in-depth analysis and research on economy and society, and students majoring in mathematics can use their professional knowledge to make accurate economic calculations and forecasts.