| No amateur resultsProfessional record| Date | Opponent | Place | Result |  | 1995 |  | + Dec. 13 | Young-Soo Han | Seoul, South Korea | W 4 |  | + Dec. 15 | Pil-Jo Kim | Seoul, South Korea | W 4 |  | + Dec. 22 | Tae-Yul Kim | Seoul, South Korea | W 4 |  | 1996 |  | - Jan. 18 | Myung-Won Suh | Seoul, South Korea | L 6 |  | + Oct. 24 | Ho-Sup Moon | Ulsan, South Korea | KO 5 |  | 1997 |  | + June 14 | Regie Palabrica | Gwangju City, South Korea | W 8 |  | 1998 |  | + Feb. 8 | Seung Woon Kang | Gwangju City, South Korea | W 10 |  | South Korea Minimumweight Title |  | = May 24 | Benjie Concepcion | Daejeon, South Korea | Draw 8 |  | + Aug. 9 | Randy Villamor | Siheung City, South Korea | KO 3 |  | + Nov. 14 | Randy Villamor | Gyeongju City, South Korea | KO 2 |  | 1999 |  | + Jan. 30 | Roy Clave | Ansan City, South Korea | W 8 |  | + Dec. 11 | Rick Paciones | Gwangju City, South Korea | KO 2 |  | 2000 |  | + May 6 | Chainarong Eminent | Daejeon, South Korea | W 10 |  | + Sept. 2 | Insuwan Surin | Seoul, South Korea | KO 1 |  | + Nov. 19 | Chainarong Eminent | Gyeongju City, South Korea | W 10 |  | 2001 |  | + Sept. 15 | Parasuk Lookriang | Kumsan, South Korea | W 10 |  | + Dec. 9 | Roy Doliguez | Gyeongju City, South Korea | W 10 |  | 2002 |  | + Apr. 23 | Hiroshi Nakajima | Tokyo, Japan | W 12 |  | OPBF Minimumweight Title |  | + Aug. 31 | Min-Soo Jang | Ansan City, South Korea | TW 5 |  | = Dec. 28 | Ki-Moon Na | Gangneung City, South Korea | Draw 12 |  | OPBF Minimumweight Title |  | 2003 Inactive
 |  | 2004 |  | + Feb. 7 | Cenon de Ocampo | Ulsan, South Korea | TKO 5 |  | + July 18 | Jerry Pahayahay | Gyeongju City, South Korea | W 10 |  | 2005 |  | - Apr. 16 | Yutaka  Niida | Tokyo, Japan | L 12 |  | WBA Minimumweight Title |  | - Sept. 25 | Jun Arlos | Gyeongju City, South Korea | KO by 7 | 
   SummaryTotal bouts: 24, Won: 19 (6 inside the limit), Lost: 3 (1 inside the limit), Draw: 2, NC: 0 |