Xinyun Han defeated Ao Gai 6-7 6-0 6-4 in the Xuzhou $50K qualifying round on hard.
Han X. came through in three sets.
Xinyun Han beat Ao Gai 6-7(4) 6-0 6-4. Umpiry, "Xinyun Han vs Ao Gai — Xuzhou $50K Qualifying Round", https://umpiry.com/match/2015-05-25/gai-vs-han-xuzhou-50k-qf?utm_source=cite (as of 25 May 2015).