No amateur resultsProfessional record| Date | Opponent | Place | Result | | 1977 | | + June 17 | Jin-Sun Lim | Seoul, South Korea | W 4 | | = July 9 | Jong-Kun Kim | Busan, South Korea | Draw 4 | | + Sept. 10 | Chung-Woon Moon | Seoul, South Korea | KO 5 | | + Oct. 1 | Suk-Dong Kim | Busan, South Korea | W 8 | | + Nov. 6 | Seung-Hoon Lee | Seoul, South Korea | W 6 | | + Nov. 26 | Kyong-Sun Kim | Busan, South Korea | KO 6 | | 1978 | | + Jan. 29 | Jin-Tak Kim | Seoul, South Korea | KO 7 | | + Aug. 29 | Shigeo Nakajima | Tokyo, Japan | W 10 | | + Nov. 30 | Tito Abella | Seoul, South Korea | W 10 | | 1979 | | = Feb. 4 | Chi-Bok Kim | Busan, South Korea | Draw 10 | | + Mar. 25 | Peter Siscon | Ulsan, South Korea | W 10 | | + Sept. 20 | Ben Aldeguer | Busan, South Korea | KO 10 | | + Nov. 24 | Mario Gatica | Daegu, South Korea | W 10 | | 1980 | | + Mar. 2 | Grumman Ueda | Seoul, South Korea | KO 6 | | + Apr. 12 | Mannaseh Base | Seoul, South Korea | W 10 | | + June 1 | Baldai Edward | Busan, South Korea | KO 6 | | + July 19 | Mannaseh Base | Busan, South Korea | W 10 | | + Aug. 30 | Teo Montejo | Seoul, South Korea | W 10 | | 1981 | | + Jan. 11 | Ben Dayodan | Daegu, South Korea | KO 2 | | + May 17 | Oscar Bolivar | Daegu, South Korea | W 10 | | + July 19 | Pedro Flores | Daegu, South Korea | TKO 13 | | WBA Light-Flyweight Title | | + Oct. 11 | Alfonso Lopez | Daejeon, South Korea | W 15 | | WBA Light-Flyweight Title | | - Dec. 16 | Katsuo Tokashiki | Sendai, Japan | L 15 | | WBA Light-Flyweight Title | | 1982 | | + July 24 | Yong-Hyun Kim | Seoul, South Korea | TW 7 | | + Nov. 7 | Alfredo Guanzon | Masan City, South Korea | W 10 | | 1983 | | - Jan. 9 | Katsuo Tokashiki | Kyoto, Japan | L 15 | | WBA Light-Flyweight Title |
Summary
Total bouts: 26, Won: 22 (8 inside the limit), Lost: 2 (0 inside the limit), Draw: 2, NC: 0
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