Suchanun Viratprasert defeated Chia Jung Chuang 6-3 2-6 6-2 in the Ho Chi Minh City 25K qualifying round on hard. The upset overturned the form book — Chia Jung Chuang came in leading the head-to-head 1–0. Suchanun Viratprasert claimed a first win over Chia Jung Chuang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-04 | Nonthaburi 10K | F | hard | Chia Jung Chuang | 6-2 6-1 |
Averages over each player's completed matches in the selected window (1 vs 6). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About