Ying Ying Duan defeated Yi Jing Zhao 6-4 6-4 in the Hefei 10K qualifying round on hard. The result followed the form book — Ying Ying Duan came in leading the head-to-head 2–0. Ying Ying Duan extended the head-to-head to 3–0.
Duan Y. took it in straight sets.
Ying Ying Duan beat Yi Jing Zhao 6-4 6-4. Umpiry, "Ying Ying Duan vs Yi Jing Zhao — Hefei 10K Qualifying Round", https://umpiry.com/match/2010-06-28/duan-vs-zhao-hefei-10k-qf?utm_source=cite (as of 28 June 2010).