Jie Hao defeated Chang Liu 6-3 6-3 in the Chengdu 25K round of 16 on hard.
Hao J. took it in straight sets.
Jie Hao beat Chang Liu 6-3 6-3. Umpiry, "Jie Hao vs Chang Liu — Chengdu 25K Round of 16", https://umpiry.com/match/2007-05-07/hao-vs-liu-chengdu-25k-r16?utm_source=cite (as of 7 May 2007).