No amateur resultsProfessional recordDate | Opponent | Place | Result | 1977 | + Oct. 16 | Sang-Koo Lee | Seoul, South Korea | KO 2 | 1978 Inactive | 1979 | - Aug. 11 | Chung-Kwon Choi | Seoul, South Korea | L 4 | 1980 | + Nov. 18 | Young-Bom Song | Seoul, South Korea | W 4 | + Nov. 19 | Chun-Jae Lee | Seoul, South Korea | KO 4 | + Nov. 23 | Sang-Moon Lee | Seoul, South Korea | W 4 | + Nov. 30 | Chang-Soo Chung | Seoul, South Korea | W 4 | + Dec. 7 | Yang-Lim Lee | Seoul, South Korea | KO 2 | 1981 | + Feb. 14 | Jin-Hyun Cho | Seoul, South Korea | KO 2 | + Apr. 4 | Tsuguyuki Toma | Wonju City, South Korea | KO 2 | - Apr. 19 | Yoshiyuki Uchikoshi | Seoul, South Korea | LDQ 1 | + June 27 | Frankie Granados | Busan, South Korea | KO 1 | = July 31 | Lord Esmero | Busan, South Korea | Draw 10 | + Oct. 17 | William Develos | Seoul, South Korea | W 12 | OPBF Super Flyweight Title | + Dec. 6 | Hiroyuki Kobayashi | Gwangju City, South Korea | W 10 | 1982 | + Jan. 3 | Diego De Villa | Busan, South Korea | KO 7 | + Mar. 7 | Ali Formentera | Daegu, South Korea | KO 6 | OPBF Super Flyweight Title | + May 8 | Payao Poontarat | Seoul, South Korea | W 12 | OPBF Super Flyweight Title | + June 20 | Elid Fernandez | Gwangju City, South Korea | TKO 3 | + Sept. 19 | Joe Hiyas | Busan, South Korea | TW 7 | OPBF Super Flyweight Title | + Oct. 30 | Flash Jagdon | Daegu, South Korea | KO 1 | 1983 | + Jan. 2 | Phaktai Lipovitan | Daejeon, South Korea | KO 1 | OPBF Super Flyweight Title | + Mar. 12 | Rene Aroy | Masan City, South Korea | KO 9 | + May 14 | Pat Bracero | Busan, South Korea | KO 2 | OPBF Super Flyweight Title | + July 24 | Ruben De La Cruz | Gwangju City, South Korea | KO 4 | - Oct. 6 | Jiro Watanabe | Osaka, Japan | TL 11 | WBA Super Flyweight Title | + Dec. 24 | Rene Busayong | Seoul, South Korea | KO 5 | inaugural IBF Flyweight Title | 1984 | + Feb. 25 | Roger Castillo | Seoul, South Korea | TW 12 | IBF Flyweight Title | + May 19 | Ian Clyde | Daejeon, South Korea | W 15 | IBF Flyweight Title | + Sept. 7 | Joaquin Flores Caraballo | Chungju, South Korea | KO 12 | IBF Flyweight Title | 1985 | = Jan. 25 | Jong-Kwan Chung | Daejeon, South Korea | Draw 15 | IBF Flyweight Title | + Apr. 15 | Shinobu Kawashima | Pohang City, South Korea | KO 3 | IBF Flyweight Title | = July 17 | Jong-Kwan Chung | Masan City, South Korea | Draw 15 | IBF Flyweight Title | - Dec. 20 | Jong-Kwan Chung | Busan, South Korea | TKO by 4 | IBF Flyweight Title | 1986 | + Dec. 3 | Little Holmes | Jakarta, Indonesia | KO 3 | 1987 | - May 17 | Tae-Il Chang | Busan, South Korea | L 15 | vacant IBF Super Flyweight Title |
Summary
Total bouts: 35, Won: 27 (18 inside the limit), Lost: 5 (1 inside the limit), Draw: 3, NC: 0
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