Ling Zhang defeated Ching Wen Hsu 7-5 6-1 in the Bangkok $25K round of 32 on hard. The upset overturned the form book — Ching Wen Hsu came in leading the head-to-head 1–0. Ling Zhang claimed a first win over Ching Wen Hsu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-04-20 | Shenzhen $25K | R32 | hard | Ching Wen Hsu | 6-4 6-2 |
Averages over each player's completed matches in the selected window (43 vs 16). 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