1, financial institutions: Banks, insurance companies, securities companies and other financial institutions usually need mathematics professionals to engage in risk management, data analysis, financial modeling and other work.

2. Technology companies: Big data, artificial intelligence, cloud computing and other technology companies have a high demand for talents with a mathematical background. You can consider sending resumes to these companies.

3. Computer software company: Mathematics major is widely used in computer field. You can try to send your resume to a software research and development company or a technology company.

4. data analysis consulting company: the background of mathematics major gives you the ability to process and analyze a large amount of data, which is very important in data analysis consulting companies.

5. Educational institutions: Graduates majoring in mathematics also have good development opportunities in the field of education, and may consider applying for positions in teaching or educational institutions.