Her personal best jump was 6.79 metres, achieved in May 1988 in Kuala Lumpur. This is the current North Korean record. She also holds the national 100 metres record.
| Year | Tournament | Venue | Result | Extra |
|---|---|---|---|---|
| 1987 | Asian Championships | Singapore, Singapore | 3rd | |
| 1990 | Asian Games | Beijing, China | 3rd | yeah |
| 1991 | Asian Championships | Kuala Lumpur, Malaysia | 1st | 6.79 CR NR |
yeah