Thesis title: Preventive activities of police force for investigation of drug related crime against drug dealing, trafficking in Southwest region
Major: Criminology and Crime Prevention
Code: 62.38.01.05
Name of PhD student: Nguyen Van Han - Course: 20th 
Scientific title, degree and full name of the supervisor: Prof. Dr Nguyen Van Nhat
Name of training institute: The People's Police Academy - Ministry of Public Security.

New contributions of the thesis:
The thesis is a comprehensive and systemized scientific research project on preventive activities of Police force for Investigation of Drug related crime against drug dealing, trafficking in Southwest region with the following new features:
- The thesis determined the criminological characteristics of drug dealing, trafficking crimes in Southwest region; clarified the organization of preventive activities against drug dealing, trafficking in Southwest region, advantages, limitations, shortcomings and identified their sources as well as the role of police force for Investigation of Drug related crime in Southwest region in preventing drug dealing, trafficking.
- The thesis forecasted the situation of drug dealing, trafficking crimes in Southwest region in upcoming period of time and those factors which impact on preventive activities of Police force for Investigation of Drug related crime in Southwest region in upcoming period of time; proposed 06 measures to promote the efficiency of prevention against drug dealing, trafficking crime in Southwest region.