Tonkla Mulada defeated Syed Mohd Agil Syed Naguib 4-6 6-4 10-1 in the M25 Tay Ninh 1 q32 on hard. The upset overturned the form book — Syed Mohd Agil Syed Naguib came in leading the head-to-head 1–0. Tonkla Mulada claimed a first win over Syed Mohd Agil Syed Naguib in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-10-07 | M25 Tay Ninh 2 | Q16 | hard | Syed Mohd Agil Syed Naguib | 6-3 6-6 |