Yu Chang defeated Bowen Ouyang 6-1 6-3 in the India F5 round of 16 on hard.
Chang Y. took it in straight sets.
Yu Chang beat Bowen Ouyang 6-1 6-3. Umpiry, "Yu Chang vs Bowen Ouyang — India F5 Round of 16", https://umpiry.com/match/2010-05-10/chang-vs-ouyang-india-f5-r16?utm_source=cite (as of 10 May 2010).