Yong Il Yoon defeated Hee Sung Chung 6-3 6-3 in the Korea Rep F3 round of 32 on hard. The result followed the form book — Yong Il Yoon came in leading the head-to-head 3–0. Yong Il Yoon extended the head-to-head to 4–0.
Yoon Y. took it in straight sets.
Hard: Yoon Y. leads 1–0 · Clay: Yoon Y. leads 3–0
Yong Il Yoon beat Hee Sung Chung 6-3 6-3. Umpiry, "Yong Il Yoon vs Hee Sung Chung — Korea Rep F3 Round of 32", https://umpiry.com/match/2003-05-12/chung-vs-yoon-korea-rep-f3-r32?utm_source=cite (as of 12 May 2003).