Sun Yong Kim Jr defeated Mao Xin Gong 6-3 6-2 in the China F6 round of 16 on hard. The result followed the form book — Sun Yong Kim Jr came in leading the head-to-head 1–0. Sun Yong Kim Jr extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-03 | China F5 | R32 | hard | Sun Yong Kim Jr | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.