Dr.Preecha Tiewtranon, MD’s start his professional by managing his own clinic “Chollada Clinic,Sukumvit soi 1” from 1978-2002. He’s also a faculty of Chulalongkorn Medical University and former chairman of Society of Plastic and Reconstructive Surgeons of Thailand, former Society of Aesthetic Plastic Surgeons of Thailand, and former Chairman Plastic Surgery Unit Chulalongkorn Hospital Medical School. During those times, he met many professional colleagues plastic surgeon and an idea forming a best plastic surgery center, the one people can trust and respect professional in cosmetic and reconstructive surgery center in Thailand as Preecha Aesthetic Institute, Bangkok Thailand.