In 1 meeting on record, Y. H. Hsu won 0, O. Wallin won 1.
Key numbers
- Last meeting: Y. H. Hsu 1–2 O. Wallin on 19 September 2026.
- O. Wallin form: L L W L W.
Form reads newest first: W win, D draw, L loss.
In 1 meeting on record, Y. H. Hsu won 0, O. Wallin won 1.
Form reads newest first: W win, D draw, L loss.