Kyung Mi Chang defeated Yoo Mi Jung 7-6 7-5 in the Bangkok 10K round of 16 on hard. Kyung Mi Chang extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-02-06 | Wellington 10K | R32 | hard | Yoo Mi Jung | 7-5 6-0 |
| 2003-07-21 | Changwon 25K | R16 | hard | Kyung Mi Chang | 6-3 6-4 |