1. Graduated student, School of Energy, Environment and Materials, King Mongkut's University of Technology Thonburi,Bangkok,Thailand,10140
2. School of Energy, Environment and Materials, King Mongkut's University of Technology Thonburi,Lecturer, Division of Environmental Technology,Bangkok,Thailand,10140
3. School of Energy, Environment and Materials, King Mongkut's University of Technology Thonburi,Lecturer, Division of Thermal Technology,Bangkok,Thailand,10140
4. Election Commissioner, Office of The Election Commission of Thailand, The Government Complex Commemorating His Majesty,Bangkok,10210