Hong Chung advanced when Yong Kyu Lim retired 6-3 3-0 in the USA F4 round of 32. Hong Chung claimed a first win over Yong Kyu Lim in four meetings, narrowing the head-to-head to 3–1.
| 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) |
Averages over each player's completed matches in the selected window (59 vs 54). 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