• President of Cambodian Dermatological Society, 2012-2020
• Vice-president of Leagues of ASEAN Dermatological Society 2020-2022
• Board Member of ASIAN Academy of Dermatology and Venereology
• Graduated Medical Doctor in 1993, Faculty of Medicine, Phnom Penh
• Graduated Diploma in Dermatology in 1997, Bangkok, Thailand
• Certificated of Fellowship Training in Cutaneous and Laser Surgery in 2008, Bangkok, Thailand
• Certificate of STD/HIV/AIDS Comprehensive Training in Dallas, Texas, USA
• Honorable Diploma in STD/HIV/AIDS, Bangkok, Thailand
• Certificate of STI and Reproductive Health in Training in Portsmouth, United Kingdom
• Certificate of Attendance the 37th Annual Meeting of the Japanese Society for Investigative Dermatology
• Certificate of Attendance the 9th Asian Dermatological Congress 2013, Hong Kong
• Certificate of Participation 20th Regional Conference of Dermatology (Asian-Australasian), Manila, Philippines
• Certificate of Attendance Dermatological Laser and Surgery in Asians 2007, Singapore
• Certificate of Attendance Dermatology update 2006, National Skin Center, Singapore
• Certificate of Attendance Dermatology update 2004, Singapore
• Certificate of Attendance 14th Conference of Dermatology, Kuala Lumpur, Malaysia
• Certificate of Attendance, American Academy of Dermatology Annual Meeting, San Francisco, USA
• Certificate of Attendance, American Academy of Dermatology Annual Meeting, San Diego, USA
• Certificate of Attendance, 20th World Congress of Dermatology 2015, Vancouver, Canada