Su Wei Hsieh defeated Ying Ying Duan 6-1 6-2 in the Shenzhen $25K semi-final on hard. The result followed the form book — Su Wei Hsieh came in leading the head-to-head 2–0. Su Wei Hsieh extended the head-to-head to 3–0.
Hsieh S. took it in straight sets.
Su Wei Hsieh beat Ying Ying Duan 6-1 6-2. Umpiry, "Su Wei Hsieh vs Ying Ying Duan — Shenzhen $25K Semi-final", https://umpiry.com/match/2015-04-20/duan-vs-hsieh-shenzhen-25k-sf?utm_source=cite (as of 20 April 2015).