Yong Kyu Lim defeated Jung Woong Na 6-3 6-4 in the China F6 qualifying round on hard. The upset overturned the form book — Jung Woong Na came in leading the head-to-head 2–0. Yong Kyu Lim claimed a first win over Jung Woong Na in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-06-04 | M15 Daegu 1 | R32 | hard | Jung Woong Na | 6-2 6-3 |
| 2016-06-20 | Korea F2 | R32 | hard | Jung Woong Na | 6-2 7-6(6) |
Averages over each player's completed matches in the selected window (54 vs 62). 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