Dr Byoungjin Lee graduated from the Seoul National University in 2000 and completed specialist course of preventive dentistry in Seoul National University, Seoul, South Korea.
He was professor of Chosun University in Gwangju, currently practices in Seoul.
His practice is focused on professional oral care, clinical preventive dentistry and oral malodor. He is executive member of Korean academy of preventive dentistry and oral health, Korean academy of halitosis control. He is manager of 3Beans institute for oral health research(private) and instructor of 3Beans preventive Academy, Seoul, South Korea. Also He is one of speakers co-operating with Ivoclar Vivadent.