Sunil Kumar defeated Hui Zhang 7-5 6-2 in the China F3 round of 16 on hard. The result followed the form book — Sunil Kumar came in leading the head-to-head 1–0. Sunil Kumar extended the head-to-head to 2–0.
Kumar S. took it in straight sets.
Sunil Kumar beat Hui Zhang 7-5 6-2. Umpiry, "Sunil Kumar vs Hui Zhang — China F3 Round of 16", https://umpiry.com/match/2007-05-21/kumar-vs-zhang-china-f3-r16?utm_source=cite (as of 21 May 2007).