| No amateur results Professional record|  |  | 1991 |  | Date | Opponent | Place | Result |  | - Nov. 24 | Byong-Yong Park | South Korea, South Korea | L 4 |  |  |  | 1992 |  | Date | Opponent | Place | Result |  | = Oct. 31 | Sang-Soo Kim | Seoul, South Korea | Draw 4 |  |  |  | 1993 |  | Date | Opponent | Place | Result |  | - July 3 |  Yo-Sam Choi | Seoul, South Korea | L 4 |  |  |  | 1994 |  | Date | Opponent | Place | Result |  | + Nov. 4 | Yang-Hoo Kang | South Korea, South Korea | W 4 |  |  |  | 1995 |  | Date | Opponent | Place | Result |  | + Dec. 14 | Hang-Keun Yuh | South Korea, South Korea | W 4 |  | + Dec. 22 | Hyun-Tae Kim | Seoul, South Korea | KO 4 |  |  |  | 1996 |  | Date | Opponent | Place | Result |  | + Jan. 19 | Hong-Bae Moon | South Korea, South Korea | KO 6 |  |  |  | 1997 |  | Date | Opponent | Place | Result |  | + Mar. 30 | Chung-No Cho | Uijeongbu City, South Korea | W 8 |  | + July 27 |  Sang-Ik Yang | Haenam, South Korea | W 10 |  | South Korean Light Flyweight Title |  |  |  | 1998 |  | Date | Opponent | Place | Result |  | - Oct. 17 |  Pichit Chor SIRIWAT | Bangkok, Thailand | TKO by 8 |  | WBA Light Flyweight Title |  |  |  | 1999 |  | Date | Opponent | Place | Result |  | + Oct. 17 | Min-Soo Jang | Seoul, South Korea | W 10 |  | South Korean Light Flyweight Title | 
   
SummaryTotal bouts: 11, Won: 7 (2 inside the limit), Lost: 3 (1 inside the limit), Draw: 1, NC: 0, ND: 0 |