Hsin Han Lee defeated Sa Chen 6-2 6-2 in the China F4 qualifying round on hard.
Han Lee H. took it in straight sets.
Hsin Han Lee beat Sa Chen 6-2 6-2. Umpiry, "Hsin Han Lee vs Sa Chen — China F4 Qualifying Round", https://umpiry.com/match/2009-05-11/chen-vs-lee-china-f4-qf?utm_source=cite (as of 11 May 2009).