Chang Liu defeated Shanshan Guo 7-5 6-4 in the Anning round of 16 on clay. The upset overturned the form book — Shanshan Guo came in leading the head-to-head 1–0. Chang Liu claimed a first win over Shanshan Guo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-03 | W25 Tianjin | R32 | hard | Shanshan Guo | 6-0 6-4 |
Averages over each player's completed matches in the selected window (72 vs 42). 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