Suchanun Viratprasert defeated Chin Wei Chan 6-4 7-5 in the Noto 25K qualifying round on carpet. The upset overturned the form book — Chin Wei Chan came in leading the head-to-head 1–0. Suchanun Viratprasert claimed a first win over Chin Wei Chan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-06-09 | Seoul 10K | R16 | hard | Chin Wei Chan | 6-4 6-1 |
Averages over each player's completed matches in the selected window (1 vs 14). 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