Junhan Zhang advanced to the W15 Tianjin semifinals after Chengyiyi Yuan retired during their match, trailing 0-2. At the time of retirement, Zhang had secured one service break and converted 50% of her break points, while also serving one ace to Yuan's none. Yuan committed two double faults in the match.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-14 | W15 Luan 5 | R16 | hard | Junhan Zhang | 6-2 6-4 |
Averages over each player's completed matches in the selected window (31 vs 29). ATP, WTA & Challenger.
Toss-up · Too close to call
Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About