Ziyue Sun defeated Siqi Cao 2-6 6-3 10-5 in the W100 Suzhou 1 qualifying round of 32 on hard. The result followed the form book — Ziyue Sun came in leading the head-to-head 1–0. Ziyue Sun extended the head-to-head to 2–0.
Sun Z. came through in three sets.
Ziyue Sun beat Siqi Cao 2-6 6-3 10-5. Umpiry, "Ziyue Sun vs Siqi Cao — W100 Suzhou 1 Qualifying Round of 32", https://umpiry.com/match/2019-10-14/cao-vs-sun-w100-suzhou-1-q32?utm_source=cite (as of 14 October 2019).