Yi Jing Zhao defeated Luksika Kumkhum 6-4 6-3 in the Pattaya 10K qualifying round on hard. The upset overturned the form book — Luksika Kumkhum came in leading the head-to-head 3–0. Yi Jing Zhao claimed a first win over Luksika Kumkhum in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-11-14 | Manila 10K | F | hard | Luksika Kumkhum | 4-6 6-4 6-2 |
| 2011-06-13 | Pattaya 10K | SF | hard | Luksika Kumkhum | 6-4 6-0 |
| 2011-05-02 | Bangkok 10K | SF | hard | Luksika Kumkhum | 6-4 6-2 |
Averages over each player's completed matches in the selected window (2 vs 200). 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. About