Su Jeong Jang defeated Ying Zhang 6-4 6-1 in the Tianjin round of 32 on hard. The result followed the form book — Su Jeong Jang came in leading the head-to-head 2–0. Su Jeong Jang extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-10-14 | W100 Suzhou 1 | Q32 | hard | Su Jeong Jang | 3-6 7-6(5) 11-9 |
| 2015-07-20 | Zhengzhou $25K | R32 | hard | Su Jeong Jang | 6-4 6-2 |
Averages over each player's completed matches in the selected window (200 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