Yan Chong Chen defeated Ying Ying Duan 4-6 6-3 6-2 in the Guangzhou 10K round of 32 on hard. The result followed the form book — Yan Chong Chen came in leading the head-to-head 1–0. Yan Chong Chen extended the head-to-head to 2–0.
Chong Chen Y. came through in three sets.
Yan Chong Chen beat Ying Ying Duan 4-6 6-3 6-2. Umpiry, "Yan Chong Chen vs Ying Ying Duan — Guangzhou 10K Round of 32", https://umpiry.com/match/2009-02-16/chen-vs-duan-guangzhou-10k-r32?utm_source=cite (as of 16 February 2009).