No amateur results
Professional record| | | 1979 | | Date | Opponent | Place | Result | | + June 3 | Woo-Jung Kim | Seoul, South Korea | W 4 | | + June 29 | Sang-Dal Chang | Seoul, South Korea | KO 4 | | + July 28 | Sang-Hoon Kim | Seoul, South Korea | W 4 | | + Sept. 20 | Myung-Soo Chung | Busan, South Korea | W 4 | | + Sept. 29 | Hyun Ahn | Seoul, South Korea | W 4 | | + Nov. 9 | Bong-Young Shin | Seoul, South Korea | W 4 | | + Nov. 17 | Young-Bong Kwon | Seoul, South Korea | W 4 | | + Nov. 21 | Han-Sang Do | Seoul, South Korea | W 4 | | + Nov. 22 | Chong-Bae Park | Seoul, South Korea | W 4 | | + Nov. 23 | Man-Dok Sun | Seoul, South Korea | W 4 | | + Nov. 25 | Chong-Oh Kim | Seoul, South Korea | W 6 | | | | 1980 | | Date | Opponent | Place | Result | | - Feb. 24 | Chong-Oh Kim | Seoul, South Korea | L 6 | | + Apr. 12 | Myung Hi Chun | Seoul, South Korea | KO 4 | | - June 14 | Naoki Kobayashi | Nagoya, Japan | L 6 | | + Dec. 21 | Hak-Soo Chun | Seoul, South Korea | W 8 | | | | 1981 | | Date | Opponent | Place | Result | | + Feb. 14 | In-Kil Kang | Seoul, South Korea | W 8 | | + May 2 | Bong-Ho Yang | Daejeon, South Korea | W 10 | | + June 23 | Naoki Kobayashi | Daejeon, South Korea | KO 8 | | - Aug. 16 |  Sung-In Suh | Seoul, South Korea | L 10 | | vacant South Korean Super-Bantamweight Title | | = Oct. 31 | Ki-Nam Nam | Seoul, South Korea | Draw 8 | | + Dec. 20 | Jae-Ok Kim | Daejeon, South Korea | W 8 | | | | 1982 | | Date | Opponent | Place | Result | | + May 7 | Sang-Yul Ahn | Seoul, South Korea | W 10 | | South Korean Super-Bantamweight Title | | - July 18 | Chan Jung Chun | Daejeon, South Korea | L 10 | | South Korean Super-Bantamweight Title | | + Oct. 17 | Hi-Young Kim | Seoul, South Korea | W 8 | | | | 1983 | | Date | Opponent | Place | Result | | + Feb. 19 | Chang-Tae Hou | Chinju, South Korea | KO 8 | | = June 11 | Hi-Young Kim | Daegu, South Korea | Draw 4 | | + Aug. 13 | Wan-Taek Choi | Seoul, South Korea | W 10 | | vacant Korean Featherweight Title | | + Nov. 19 | Hi-Young Kim | Daejeon, South Korea | TW 5 | | South Korean Featherweight Title | | | | 1984 | | Date | Opponent | Place | Result | | + Feb. 25 | Sok-Dol Kang | Seoul, South Korea | KO 4 | | South Korean Featherweight Title | | + June 6 | Sul Inting | Ulsan, South Korea | KO 7 | | vacant OPBF Featherweight Title | | + Aug. 15 | Ronaldo Sumalis | Jinju City, South Korea | W 12 | | OPBF Featherweight Title | | | | 1985 | | Date | Opponent | Place | Result | | + Jan. 6 | Lulu Villaverde | Ulsan, South Korea | KO 5 | | OPBF Featherweight Title | | + May 28 | Alberto Llanita | Daejeon, South Korea | TKO 10 | | OPBF Featherweight Title | | + Sept. 28 | Sang-Yul Ahn | Seoul, South Korea | W 10 | | + Nov. 29 | Min-Keun Oh | Chongju, South Korea | TKO 15 | | IBF Featherweight Title | | | | 1986 | | Date | Opponent | Place | Result | | + Feb. 16 |  Tyrone Jackson | Ulsan, South Korea | TKO 6 | | IBF Featherweight Title | | + May 18 | Richard Savage | Daegu, South Korea | W 15 | | IBF Featherweight Title | | - Aug. 30 |  Antonio Rivera | Osan City, South Korea | TKO by 10 | | IBF Featherweight Title |
Summary
Total bouts: 38, Won: 31 (10 inside the limit), Lost: 5 (1 inside the limit), Draw: 2, NC: 0, ND: 0
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