Wan Ting Liu defeated Si Si Qiu 6-2 6-2 in the Shenzhen 50K round of 32 on hard. Wan Ting Liu extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-16 | Guangzhou 10K | R32 | hard | Si Si Qiu | 6-3 6-2 |
| 2007-10-08 | Beijing 25K | R32 | hard | Wan Ting Liu | 6-2 6-3 |