Ji Sung Nam defeated Soong Jae Cho 6-4 6-3 in the Vietnam F5 round of 32 on hard. The result followed the form book — Ji Sung Nam came in leading the head-to-head 1–0. Ji Sung Nam extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Indonesia F1 | R32 | hard | Ji Sung Nam | 6-1 6-4 |
Averages over each player's completed matches in the selected window (179 vs 1). 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. Small sample — read as indicative. About