Ying Ying Duan defeated Xinyun Han 6-2 6-4 in the Goyang 25K round of 16 on hard. The upset overturned the form book — Xinyun Han came in leading the head-to-head 2–0, but Ying Ying Duan had been the form player, winning 3 of their last 8 on hard. Ying Ying Duan claimed a first win over Xinyun Han in three meetings, narrowing the head-to-head to 2–1.
Duan Y. took it in straight sets.
Ying Ying Duan beat Xinyun Han 6-2 6-4. Umpiry, "Ying Ying Duan vs Xinyun Han — Goyang 25K Round of 16", https://umpiry.com/match/2012-06-18/duan-vs-han-goyang-25k-r16?utm_source=cite (as of 18 June 2012).