No amateur resultsProfessional recordDate | Opponent | Place | Result | 1980 | + Aug. 8 | Cesar Ligan | Seoul, South Korea | W 8 | + Dec. 6 | Chong-Oh Kim | Seoul, South Korea | W 10 | 1981 | + Mar. 15 | Cesar Ligan | Seoul, South Korea | W 10 | - July 3 | Willie Lucas | Quezon City, Philippines | L 12 | OPBF Super-Bantamweight Title | + Sept. 24 | Dragon Hayakawa | Tokyo, Japan | KO 4 | + Nov. 29 | Kenichi Ito | Seoul, South Korea | W 10 | 1982 | + Apr. 4 | Nasai Charlermchaigym | Seoul, South Korea | KO 2 | + June 6 | Gen Tosa | Seoul, South Korea | W 10 | + Oct. 3 | Sandy Noora | Seoul, South Korea | W 10 | - Nov. 14 | Kaison | Surabaya, Indonesia | L 10 | 1983 | + Mar. 20 | Oh-Hyung Lee | Seoul, South Korea | W 10 | South Korean Featherweight Title | + Aug. 27 | Paul Ferreri | Seoul, South Korea | W 10 | + Oct. 9 | Davino Inocian | Seoul, South Korea | KO 7 | OPBF Featherweight Title | + Nov. 27 | Renato Paulino | Seoul, South Korea | KO 7 | 1984 | + Mar. 4 | Joko Arter | Seoul, South Korea | KO 2 | vacant IBF Featherweight Title | + June 10 | Kelvin Lampkin | Seoul, South Korea | W 15 | IBF Featherweight Title | 1985 | + Apr. 7 | Irving Mitchell | Busan, South Korea | W 15 | IBF Featherweight Title | - Nov. 29 | Ki-Young Chung | Chongju, South Korea | TKO by 15 | IBF Featherweight Title | 1986 | + Apr. 13 | Chan Jung Chun | Gwangju City, South Korea | TKO 4 | - Nov. 1 | Cha-Suk Oh | Pohang City, South Korea | TL 4 |
Summary
Total bouts: 20, Won: 16 (6 inside the limit), Lost: 4 (1 inside the limit), Draw: 0, NC: 0
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