Dong Whee Choi defeated Elbert Sie 6-1 5-7 6-1 in the Indonesia F1 qualifying round on hard. The upset overturned the form book — Elbert Sie came in leading the head-to-head 1–0, but Dong Whee Choi had been the form player, winning 3 of their last 8 on hard. Dong Whee Choi claimed a first win over Elbert Sie in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-11-08 | Thailand F4 | R32 | hard | Elbert Sie | 6-1 6-3 |