Adrian Boitan defeated Chun Hsin Tseng 6-4 6-4 in the M15 Curtea de Arges 1 round of 32 on clay. The upset overturned the form book — Chun Hsin Tseng came in leading the head-to-head 1–0, but Adrian Boitan had been the form player, winning 5 of their last 6 on clay. Adrian Boitan claimed a first win over Chun Hsin Tseng in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-07 | M25 Pitesti 1 | SF | clay | Chun Hsin Tseng | 7-6(3) 3-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.
Hsin Tseng C.: 8 days rest · 1 match (14d). Higher means fresher. About