2. If you haven't chosen a major, there are many, such as preventive medicine, basic medicine, textile engineering: engineering mechanics, public enterprise management, etc.
3. In fact, each college has its own popular and unpopular majors: science, nutrition and food hygiene, and forensic medicine. You can choose relatively unpopular majors according to your major, such as hydrology and water resources engineering, food science and engineering, labor and social security, process equipment and control engineering, and safety engineering;
4. Try to avoid stomatology, philosophy, nursing, leather chemistry and engineering, bioengineering: editing and publishing, information resource management.