Ying Ying Duan defeated Hui Chen 6-2 7-5 in the Qian Shan 25K round of 32 on hard. The result followed the form book — Ying Ying Duan came in leading the head-to-head 1–0. Ying Ying Duan extended the head-to-head to 2–0.
Duan Y. took it in straight sets.
Ying Ying Duan beat Hui Chen 6-2 7-5. Umpiry, "Ying Ying Duan vs Hui Chen — Qian Shan 25K Round of 32", https://umpiry.com/match/2008-06-23/chen-vs-duan-qian-shan-25k-r32?utm_source=cite (as of 23 June 2008).