| 49.44 | 48 | 93rd Winter National Sports Festival | 15. - 17.02.2012 | Seoul (KOR) |
| 50.89 | 17 | 24th Metropolitan Government Competition | 08.12.2011 | Seoul (KOR) |
| 50.00 | 23 | 23rd Seoul Metropolitan Government Competition | 10.12.2010 | Seoul (KOR) |
| 49.45 | 9 | Seoul Metropolitan Government Second Meeting | 19.02.2010 | Seoul (KOR) |
| 48.49 | 40 | 40th Presidents National Cup | 04. - 05.01.2010 | Seoul (KOR) |
| 50.77 | 15 | 22nd Seoul Metropolitan Government Competition | 09.12.2009 | Seoul (KOR) |
| 49.25 | 21 | 21st Seoul Metropolitan Government Competition | 09.12.2008 | Seoul (KOR) |
| 49.97 | 23 | Seoul Skating Competition | 10.12.2007 | Seoul (KOR) |
| 53.82 | 14 | Nationales Rennen | 14.12.2006 | Seoul (KOR) |