Saisai Zheng defeated Su Wei Hsieh 6-4 6-4 in the Ningbo round of 16 on hard. The upset overturned the form book — Su Wei Hsieh came in leading the head-to-head 2–1. Saisai Zheng narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-02-03 | Fed Cup G1 RR: CHN vs TPE | RR | hard | Su Wei Hsieh | 6-7(5) 7-5 6-3 |
| 2015-05-18 | Strasbourg | R32 | clay | Saisai Zheng | 6-4 0-6 6-2 |
| 2012-10-01 | Beijing | R64 | hard | Su Wei Hsieh | 6-2 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.