Sung Hee Han defeated Di Zhao 7-6 6-4 in the Yeongwol $10K semi-final on hard. The upset overturned the form book — Di Zhao came in leading the head-to-head 1–0. Sung Hee Han claimed a first win over Di Zhao in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-12-09 | Hong Kong 10K | R32 | hard | Di Zhao | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.