Shuichi Sekiguchi defeated Duck Hee Lee 6-3 6-0 in the China F7 qualifying round on hard.
Sekiguchi S. took it in straight sets.
Shuichi Sekiguchi beat Duck Hee Lee 6-3 6-0. Umpiry, "Shuichi Sekiguchi vs Duck Hee Lee — China F7 Qualifying Round", https://umpiry.com/match/2013-08-12/lee-vs-sekiguchi-china-f7-qf?utm_source=cite (as of 12 August 2013).