Woong Sun Jun defeated Seung Jae Lee 6-4 6-2 in the China F2 round of 32 on hard. The result followed the form book — Woong Sun Jun came in leading the head-to-head 1–0. Woong Sun Jun extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-24 | Korea F5 | Q32 | hard | Woong Sun Jun | 6-2 2-6 7-6(6) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.