Jae Won Choi defeated Dong Hak Sin 6-2 6-1 in the Korea F2 q64 on hard. The upset overturned the form book — Dong Hak Sin came in leading the head-to-head 1–0. Jae Won Choi claimed a first win over Dong Hak Sin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-09-05 | Korea F8 | Q64 | clay | Dong Hak Sin | 6-4 7-5 |
Averages over each player's completed matches in the selected window (4 vs 2). ATP, WTA & Challenger.
wins 60% of points on serve vs Hak Sin D.
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