Head to head
1
Hard
0
Yong-Il Yoon's wins on the left · Jing Zhu Yang's on the right · bar lengths share one scale
All meetings (1)
| 1998 | Davis Cup G1 PO: KOR vs CHN | Hard | RR | Yong-Il Yoon | 6-3 6-2 6-0 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.