Hao Chen Tang defeated Saisai Zheng 6-4 3-6 6-3 in the Nanning 25K round of 32 on hard. The upset overturned the form book — Saisai Zheng came in leading the head-to-head 1–0, but Hao Chen Tang had been the form player, winning 5 of their last 10 on hard. Hao Chen Tang claimed a first win over Saisai Zheng in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-07-06 | Shenzhen 10K | SF | hard | Saisai Zheng | 5-7 7-5 6-4 |
Averages over each player's completed matches in the selected window (5 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