Chang Ao advanced when Niehua Tian retired 7-6 3-1 in the W15 Luan 4 qualifying round of 32.
Ao C. advanced when Tian N. retired.
Chang Ao beat Niehua Tian 7-6(1) 3-1 after Niehua Tian retired. Umpiry, "Chang Ao vs Niehua Tian — W15 Luan 4 Qualifying Round of 32", https://umpiry.com/match/2025-08-04/ao-vs-tian-w15-luan-4-q32?utm_source=cite (as of 4 August 2025).