Daniiar Duldaev defeated Ti Chen 2-6 7-6 6-0 in the Vietnam F1 qualifying round on hard. The upset overturned the form book — Ti Chen came in leading the head-to-head 1–0. Daniiar Duldaev claimed a first win over Ti Chen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-07-28 | Kazakhstan F10 | R32 | hard | Ti Chen | 6-1 6-2 |
Averages over each player's completed matches in the selected window (11 vs 49). 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