Hong Chung defeated Dae Hee Lee 6-1 6-0 in the Korea F1 round of 16 on hard. The result followed the form book — Hong Chung came in leading the head-to-head 1–0. Hong Chung extended the head-to-head to 2–0.
Chung H. took it in straight sets.
Hong Chung beat Dae Hee Lee 6-1 6-0. Umpiry, "Hong Chung vs Dae Hee Lee — Korea F1 Round of 16", https://umpiry.com/match/2017-05-29/chung-vs-lee-korea-f1-r16?utm_source=cite (as of 29 May 2017).