Nudnida Luangnam defeated Xinyun Han 5-7 6-4 6-2 in the Nonthaburi 10K qualifying round on hard. The upset overturned the form book — Xinyun Han came in leading the head-to-head 3–0, but Nudnida Luangnam had been the form player, winning 3 of their last 8 on hard. Nudnida Luangnam claimed a first win over Xinyun Han in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-07-06 | Bangkok $25K | R16 | hard | Xinyun Han | 6-1 7-6(7) |
| 2012-03-19 | Phuket 25K | R32 | hard | Xinyun Han | 6-3 2-6 6-4 |
| 2009-06-29 | Xiamen 25K | QF | hard | Xinyun Han | 6-3 6-4 |
Averages over each player's completed matches in the selected window (62 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About