Zhe Li defeated Sung Kyun Kang 6-3 7-6 in the Korean Rep F4 round of 16 on hard. The upset overturned the form book — Sung Kyun Kang came in leading the head-to-head 1–0, but Zhe Li had been the form player, winning 4 of their last 6 on hard. Zhe Li claimed a first win over Sung Kyun Kang in two meetings, levelling the head-to-head at 1–1.
Li Z. took it in straight sets.
Zhe Li beat Sung Kyun Kang 6-3 7-6(5). Umpiry, "Zhe Li vs Sung Kyun Kang — Korean Rep F4 Round of 16", https://umpiry.com/match/2009-04-27/kang-vs-li-korean-rep-f4-r16?utm_source=cite (as of 27 April 2009).