Ying Ying Duan defeated Chang Liu 6-1 6-0 in the Jiangmen 10K semi-final on hard.
Duan Y. took it in straight sets.
Ying Ying Duan beat Chang Liu 6-1 6-0. Umpiry, "Ying Ying Duan vs Chang Liu — Jiangmen 10K Semi-final", https://umpiry.com/match/2009-02-09/duan-vs-liu-jiangmen-10k-sf?utm_source=cite (as of 9 February 2009).