Chin Wei Chan defeated Mi Yoo 6-3 1-6 6-4 in the Shenzhen 10K qualifying round on hard. The upset overturned the form book — Mi Yoo came in leading the head-to-head 2–1. Chin Wei Chan narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-09-09 | Incheon 25K | R32 | hard | Mi Yoo | 6-2 7-6(4) |
| 2007-05-14 | Changwon 25K | QF | hard | Chin Wei Chan | 3-6 6-0 6-2 |
| 2006-11-13 | Kaohsiung 75K | R32 | hard | Mi Yoo | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.