Montinee Tangphong defeated Chin Bee Khoo 6-4 6-1 in the Mumbai 25K round of 32 on hard. The upset overturned the form book — Chin Bee Khoo came in leading the head-to-head 2–0. Montinee Tangphong claimed a first win over Chin Bee Khoo in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-05-05 | Surabaya 10K | R16 | clay | Chin Bee Khoo | 6-2 6-3 |
| 2002-08-12 | Nakhon Ratchasima 10K | QF | hard | Chin Bee Khoo | 7-6(4) 6-2 |