Wilawan Choptang defeated Chin Bee Khoo 6-2 6-2 in the New Delhi 10K round of 16 on hard. The upset overturned the form book — Chin Bee Khoo came in leading the head-to-head 3–0. Wilawan Choptang claimed a first win over Chin Bee Khoo in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-06-09 | Seoul 10K | R32 | hard | Chin Bee Khoo | 3-6 7-5 6-3 |
| 2002-11-11 | Manila 10K | QF | hard | Chin Bee Khoo | 6-0 6-4 |
| 2001-06-18 | Inchon 10K | R32 | hard | Chin Bee Khoo | 6-0 6-3 |