Chengyiyi Yuan defeated Wushuang Zheng 6-1 6-4 in the W15 Nakhon Si Thammarat 2 semi-final on hard. The upset overturned the form book — Wushuang Zheng came in leading the head-to-head 2–1, but Chengyiyi Yuan had been the form player, winning 3 of their last 5 on hard. Chengyiyi Yuan narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-10-24 | W35 Qian Daohu 1 | R16 | hard | Wushuang Zheng | 6-3 6-1 |
| 2024-09-17 | W50 Fuzhou 1 | R32 | hard | Wushuang Zheng | 6-4 6-4 |
| 2019-07-01 | W25 Tianjin | Q16 | hard | Chengyiyi Yuan | 6-3 3-6 10-2 |
Averages over each player's completed matches in the selected window (67 vs 69). 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