So Jung Kim defeated Xinyun Han 6-4 6-7 6-3 in the Quanzhou 50K round of 32 on hard. The upset overturned the form book — Xinyun Han came in leading the head-to-head 2–1, but So Jung Kim had been the form player, winning 3 of their last 8 on hard. So Jung Kim narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-07 | Noto 25K | R16 | carpet | Xinyun Han | 1-6 6-4 7-5 |
| 2009-08-31 | Tsukuba 25K | R32 | hard | So Jung Kim | 1-6 6-1 6-1 |
| 2009-05-18 | Incheon 25K | SF | hard | Xinyun Han | 6-1 6-2 |
Averages over each player's completed matches in the selected window (1 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. Small sample — read as indicative. About