1. Public security organs: Students majoring in investigation can choose to work in public security organs and engage in criminal investigation, crime prevention and statistical analysis. Public security organs play an important role in cracking down on crimes and maintaining social order.

2. Judicial system: Graduates majoring in investigation can engage in case studies and fact-finding work in judicial institutions such as courts and procuratorates. They have the opportunity to participate in all aspects of criminal proceedings and to do justice.

3. Enterprises and institutions: Graduates majoring in investigation can also choose to engage in safety management, risk assessment and internal investigation in enterprises and institutions. With the improvement of social attention to safety and risk management, the demand for professionals in enterprises has also increased accordingly.

4. Media and news organizations: Graduates majoring in investigation can also choose to engage in news reporting, investigation and interview in media and news organizations, and follow up on major criminal cases and social events.

Northwest university of politics and law's professional introduction is as follows:

1, Law: Law majors train talents with solid knowledge of legal theory and practice, legal thinking and legal practice ability. Students will learn legal knowledge including constitution, administrative law, criminal law, civil and commercial law and international law.

2. Political Science and Administration: This major trains talents with political theory, political practice and administrative knowledge, and students will study political science, political economics, administration and other related courses.

3. International Politics: The major of international politics aims to cultivate talents with international political theory and practical knowledge, strong international concept and transnational cooperation ability. Students will study international politics, international relations, international law and other related courses.

4. Business Administration: The major of business administration aims to cultivate management talents with management theory and practical skills. Students will study management, marketing, human resource management, financial management and other related courses.