Zhe Li defeated Sung Kyun Kang 6-3 7-6 in the Korean Rep F4 round of 16 on hard. The upset overturned the form book — Sung Kyun Kang came in leading the head-to-head 2–1, but Zhe Li had been the form player, winning 4 of their last 6 on hard. Zhe Li narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-04-19 | Korea F3 | R32 | hard | Zhe Li | 6-4 5-7 7-5 |
| 2009-06-22 | Malaysia F2 | R32 | hard | Sung Kyun Kang | 6-4 6-3 |
| 2009-04-20 | Korean Rep F3 | R32 | hard | Sung Kyun Kang | 7-5 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.