Yan Bai defeated Wei De Lin 4-6 6-1 6-1 in the China F13 round of 16 on hard. The upset overturned the form book — Wei De Lin came in leading the head-to-head 1–0. Yan Bai claimed a first win over Wei De Lin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-26 | M25 Taipei 2 | QF | hard | Wei De Lin | 6-5 |
Averages over each player's completed matches in the selected window (199 vs 57). 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