1. MSc, School of Political Science and Public Administration, Department of Public Administration, Walailak University, Thailand
2. Dr., Assistant Professor, School of Political Science and Public Administration, Department of Public Administration, Walailak University, Center of Excellence in Logistics and Business Analytics, Walailak University, Thailand
3. Dr., Faculty of Business and Technology, Stamford International University, Thailand
4. Dr., College of Forestry, Hainan University, China