Yong Il Yoon defeated Ben Qiang Zhu 5-7 6-1 6-4 in the China F2 round of 32 on hard.
Yoon Y. came through in three sets.
Yong Il Yoon beat Ben Qiang Zhu 5-7 6-1 6-4. Umpiry, "Yong Il Yoon vs Ben Qiang Zhu — China F2 Round of 32", https://umpiry.com/match/2000-05-01/yoon-vs-zhu-china-f2-r32?utm_source=cite (as of 1 May 2000).