Yu Jr Wang defeated Peng Sun 6-2 3-6 7-5 in the China 1 3 qualifying round on hard. The upset overturned the form book — Peng Sun came in leading the head-to-head 5–2. Yu Jr Wang narrowed the head-to-head to 5–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-02-18 | India F1 | R32 | clay | Peng Sun | 2-6 6-2 6-3 |
| 2007-05-14 | China F2 | F | hard | Peng Sun | 6-3 7-6(5) |
| 2004-07-05 | China 1 Satellite 3 | SF | hard | Peng Sun | 6-3 6-1 |
| 2004-07-05 | China 1 Satellite 2 | SF | hard | Peng Sun | 6-2 3-6 6-4 |
| 2004-07-05 | China 1 Satellite 1 | SF | hard | Peng Sun | 6-2 6-1 |
| 2003-11-17 | China 2 1 | QF | hard | Yu Jr Wang | 6-3 6-1 |
| 2003-11-17 | China 2 2 | SF | hard | Yu Jr Wang | 6-3 6-4 |
Averages over each player's completed matches in the selected window (4 vs 6). 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