Sunam Jeong defeated Ya Hsuan Lee 6-3 6-3 in the TPE vs KOR round robin on hard. The upset overturned the form book — Ya Hsuan Lee came in ranked #843, leading the head-to-head 2–0, but Sunam Jeong had been the form player, winning 9 of their last 10 on hard. Sunam Jeong claimed a first win over Ya Hsuan Lee in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-02 | W25 Changwon | R16 | hard | Ya Hsuan Lee | 6-4 6-3 |
| 2022-06-07 | W25 Incheon | R32 | hard | Ya Hsuan Lee | 6-1 6-1 |
Averages over each player's completed matches in the selected window (73 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