Zhe Li defeated Ji Sung Nam 6-2 6-1 in the Shenzhen CH round of 64 on hard. The upset overturned the form book — Ji Sung Nam came in leading the head-to-head 1–0, but Zhe Li had been the form player, winning 4 of their last 6 on hard. Zhe Li claimed a first win over Ji Sung Nam in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-09-14 | Davis Cup G1 R1: CHN vs KOR | RR | hard | Ji Sung Nam | 7-6(1) 7-6(0) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (102 vs 146). ATP, WTA & Challenger.