Hong Chung defeated Yong Kyu Lim 7-5 6-2 in the Gwangju CH round of 16 on hard. The upset overturned the form book — Yong Kyu Lim came in leading the head-to-head 3–1. Hong Chung narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-09-05 | Korea F8 | QF | clay | Yong Kyu Lim | 6-4 3-6 6-4 |
| 2013-05-27 | Korea F4 | R16 | hard | Yong Kyu Lim | 6-3 6-2 |
| 2011-05-16 | Korea F1 | R16 | hard | Yong Kyu Lim | 6-2 7-6(4) |
| 2011-01-31 | USA F4 | R32 | clay | Hong Chung | 6-3 3-0 |
Averages over each player's completed matches in the selected window (57 vs 51). 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