Cheng Yu Yu defeated Karunuday Singh 6-2 6-1 in the Hong Kong F6 round of 16 on hard. The upset overturned the form book — Karunuday Singh came in leading the head-to-head 1–0, but Cheng Yu Yu had been the form player, winning 2 of their last 5 on hard. Cheng Yu Yu claimed a first win over Karunuday Singh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-09 | Thailand F8 | R32 | hard | Karunuday Singh | 6-4 6-2 |
Averages over each player's completed matches in the selected window (55 vs 22). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About