Bachelor, Seoul National University, Republic of Korea, 1985. Master, Seoul National University, Republic of Korea, 1988. Doctor of Philosophy, Seoul National University, Republic of Korea, 1992.
Researcher Samyang Corporation, Seoul, 1991—1992. Senior researcher Samyang Pharmaceutical research and development center, Daejeon, Republic of Korea, 1993—1995, program coordinator Republic of Korea, since 2003. Principal researcher Samyang Center research and development center, 1998—2002.
Research associate department pharmaceuticals and pharmaceutical chemistry University Utah, Salt Lake City, 1996—1997.
Member of American Chemical Society, American Association Pharmaceutical Scientists.
Life partner Yi-Kyoung Choi, March 12, 1999. Children: Won-Jun, Ho-Jeong.