Ti Chen defeated Yew Ming Si 6-0 6-1 in the Malaysia F2 round of 32 on hard. The upset overturned the form book — Yew Ming Si came in leading the head-to-head 1–0, but Ti Chen had been the form player, winning 4 of their last 10 on hard. Ti Chen claimed a first win over Yew Ming Si in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-15 | Malaysia F1 | R32 | hard | Yew Ming Si | 6-4 6-4 |
Averages over each player's completed matches in the selected window (193 vs 1). 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