Nungnadda Wannasuk defeated Hee Sun Lyoo Suh 6-1 6-4 in the Bangkok qualifying round on hard. The upset overturned the form book — Hee Sun Lyoo Suh came in leading the head-to-head 1–0, but Nungnadda Wannasuk had been the form player, winning 3 of their last 8 on hard. Nungnadda Wannasuk claimed a first win over Hee Sun Lyoo Suh in two meetings, narrowing the head-to-head to 1–1.
Wannasuk N. took it in straight sets.
Hard: Wannasuk N. leads 1–0 · Clay: Sun Lyoo Suh H. leads 1–0