Jung Woong Na defeated Young Seok Kim 7-5 1-6 6-3 in the China F10 round of 16 on hard.
Na J. came through in three sets.
Jung Woong Na beat Young Seok Kim 7-5 1-6 6-3. Umpiry, "Jung Woong Na vs Young Seok Kim — China F10 Round of 16", https://umpiry.com/match/2015-07-13/kim-vs-na-china-f10-r16?utm_source=cite (as of 13 July 2015).