No amateur results
Professional record| | | 1982 | | Date | Opponent | Place | Result | | + Mar. 28 | Byung-Boum Choi | Chinju, South Korea | W 4 | | + Apr. 28 | Joo-Young Lee | Seoul, South Korea | W 4 | | + May 16 | Chang-Young Chang | Seoul, South Korea | W 4 | | + May 21 | Joo-Ha Kwan | Seoul, South Korea | W 4 | | + May 23 | Young Ri Moon | Seoul, South Korea | W 4 | | + May 25 | Ki-Soo Kim
| Seoul, South Korea | W 4 | | + June 5 | Man-Sok Yun | Seoul, South Korea | W 4 | | + July 31 | Hyo-Young Park | Seoul, South Korea | W 6 | | + Oct. 30 |  Ki-Chang Kim | Daegu, South Korea | W 8 | | + Dec. 5 | Ki-Young Kim | Chinju, South Korea | W 8 | | | | 1983 | | Date | Opponent | Place | Result | | + Jan. 18 | Kyung-Shik Park | Daejeon, South Korea | W 10 | | + Mar. 5 | Rae-Ki Ahn | Seoul, South Korea | W 8 | | + Dec. 4 | Ha-Shik Lim | Seoul, South Korea | W 8 | | | | 1984 | | Date | Opponent | Place | Result | | + Apr. 15 | Little Baguio | Seoul, South Korea | KO 2 | | + May 27 | Bi-Won Jung | Seoul, South Korea | W 10 | | + Dec. 2 | Edwin Inocencio | Seoul, South Korea | KO 3 | | vacant OPBF Light Flyweight Title | | | | 1985 | | Date | Opponent | Place | Result | | + Feb. 24 | Tubagus Jaya | Seoul, South Korea | KO 3 | | OPBF Light Flyweight Title | | + Sept. 8 | Oh-Kong Son | Seoul, South Korea | KO 7 | | + Dec. 8 |  Joey Olivo | Daegu, South Korea | W 15 | | WBA Light Flyweight Title | | | | 1986 | | Date | Opponent | Place | Result | | + Mar. 9 |  Jose de JESUS | Suwon City, South Korea | W 15 | | WBA Light Flyweight Title | | + June 14 |  Tomohiro Kiyuna | Incheon, South Korea | KO 12 | | WBA Light Flyweight Title | | + Nov. 30 |  Mario Alberto De MARCO | Seoul, South Korea | W 15 | | WBA Light Flyweight Title | | | | 1987 | | Date | Opponent | Place | Result | | + Mar. 1 |  Eduardo Tunon | Seoul, South Korea | TKO 1 | | WBA Light Flyweight Title | | + June 7 | Benedicto Murillo | Busan, South Korea | TKO 15 | | WBA Light Flyweight Title | | + Sept. 20 |  Rodolfo Blanco | Incheon, South Korea | KO 8 | | WBA Light Flyweight Title | | | | 1988 | | Date | Opponent | Place | Result | | + Feb. 7 | Willy Salazar | Seoul, South Korea | W 12 | | WBA Light Flyweight Title | | + June 12 | Jose de JESUS | Daejeon, South Korea | W 12 | | WBA Light Flyweight Title | | + Aug. 28 |  Putt Ohyuthanakorn | Busan, South Korea | TKO 6 | | WBA Light Flyweight Title | | + Nov. 6 |  Udin Baharudin | Seoul, South Korea | TKO 7 | | WBA Light Flyweight Title | | | | 1989 | | Date | Opponent | Place | Result | | + Feb. 12 | Katsumi Komiyama | Chongju, South Korea | TKO 10 | | WBA Light Flyweight Title | | + June 11 | Mario Alberto De MARCO | Cheonan, South Korea | W 12 | | WBA Light Flyweight Title | | + Sept. 24 | Kenbun Taiho | Suanbo, South Korea | KO 11 | | WBA Light Flyweight Title | | | | 1990 | | Date | Opponent | Place | Result | | + Jan. 14 | Hisashi Tokushima | Incheon, South Korea | TKO 7 | | WBA Light Flyweight Title | | + Apr. 29 |  Leo Gamez | Seoul, South Korea | W 12 | | WBA Light Flyweight Title | | + Nov. 10 | Leo Gamez | Pohang City, South Korea | W 12 | | WBA Light Flyweight Title | | | | 1991 | | Date | Opponent | Place | Result | | + Apr. 28 | Kajkong Danphuthai | Masan City, South Korea | TKO 10 | | WBA Light Flyweight Title | | - Dec. 17 | Hiroki Ioka | Osaka, Japan | L 12 | | WBA Light Flyweight Title | | | | 1992 | | Date | Opponent | Place | Result | | + Nov. 18 | Hiroki Ioka | Osaka, Japan | W 12 | | WBA Light Flyweight Title | | | | 1993 | | Date | Opponent | Place | Result | | + July 25 | Yuichi Hosono | Gyeongju City, South Korea | W 12 | | WBA Light Flyweight Title |
Summary
Total bouts: 39, Won: 38 (14 inside the limit), Lost: 1 (0 inside the limit), Draw: 0, NC: 0, ND: 0
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