Seung Hoon Lee defeated Kai Lung Chang 6-3 6-4 in the Indonesia F1 semi-final on hard. The upset overturned the form book — Kai Lung Chang came in leading the head-to-head 1–0, but Seung Hoon Lee had been the form player, winning 6 of their last 9 on hard. Seung Hoon Lee claimed a first win over Kai Lung Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-09 | Indonesia F2 | R16 | hard | Kai Lung Chang | 2-6 6-4 1-0 |