1, the position of criminal law in the legal system?

2. On the function of criminal law?

3. According to the power of punishment?

4. Research on the principle of legally prescribed punishment for a specified crime?

5. On the principle of suiting punishment to crime?

6. On the principle of equality before criminal law?

7. Research on retroactivity of criminal law?

8. Research on the legislative method of criminal law?

9. Research on Criminal Law Interpretation

10, Research on Criminal Judicial Interpretation?

1 1, criminal precedent research?

12, research on the criminal theory system?

On the characteristics of crime

14. a comparative study on the theory of crime constitution between China and foreign countries?

15. Research on criminal legal relationship?

16, research on criminal responsibility

17, on criminalization and decriminalization?

18, crime research?

19, on criminal behavior?

20. On ellipsis

2 1. Research on Possession Crime?

22. Research on Causality of Criminal Law

23. Comment on the causality theory of criminal law in western countries?

24. Research on criminal responsibility ability

25. Mental disorder and criminal responsibility.