Sadik Kadir defeated Yu Chang 7-6 6-4 in the China F1 qualifying round on hard. The upset overturned the form book — Yu Chang came in leading the head-to-head 1–0. Sadik Kadir claimed a first win over Yu Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-21 | Australia F6 | R32 | hard | Yu Chang | 6-3 4-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.