No amateur resultsProfessional record| Date | Opponent | Place | Result | | 1989 | | + Nov. 22 | Kyong-Soo Park | Seoul, South Korea | W 4 | | 1990 | | + Mar. 18 | Kwan-Suk Park | Seoul, South Korea | W 4 | | = Apr. 21 | Jin-Kyu Cha | Seoul, South Korea | Draw 4 | | + Oct. 27 | Hyun-Woo Lee | Gyeonggi-do, South Korea | W 4 | | 1991 | | + Nov. 23 | Yong-Kap Cho | Wondang, South Korea | TKO 3 | | + Dec. 21 | Tae-Kyu Kim | Seoul, South Korea | KO 3 | | 1992 | | + Jan. 26 | Hyung Ku Cho | Seoul, South Korea | W 6 | | + May 9 | Oh-Nam Kim | Seoul, South Korea | W 8 | | + July 12 | Hyun-Wook Chung | Seoul, South Korea | KO 3 | | + Oct. 18 | Suk-hyun Yoon | Donghae City, South Korea | W 10 | | South Korea Super-Lightweight Title | | + Dec. 19 | Rey Pelonia | Changwon, South Korea | KO 7 | | 1993 | | + Apr. 3 | Suk-hyun Yoon | Samcheok, South Korea | W 10 | | South Korea Super-Lightweight Title | | + Nov. 13 | Kyung-Hyun Park | South Korea, South Korea | W 12 | | OPBF Super-Lightweight Title | | 1994 | | + Mar. 12 | Leon Collins | South Korea, South Korea | KO 3 | | OPBF Super-Lightweight Title | | + July 23 | Kyung-Hyun Park | South Korea, South Korea | TW 7 | | OPBF Super-Lightweight Title | | + Dec. 17 | Rey Pelonia | South Korea, South Korea | KO 7 | | OPBF Super-Lightweight Title | | 1995 | | - May 15 | Orzubek Nazarov | Tokyo, Japan | KO by 2 | | WBA Lightweight Title | | 1996 | | + Apr. 21 | Al Coquilla | Seoul, South Korea | W 10 | | + Sept. 20 | James Andiso | Seoul, South Korea | TKO 8 |
Summary
Total bouts: 19, Won: 17 (7 inside the limit), Lost: 1 (1 inside the limit), Draw: 1, NC: 0
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