01/By surface
each with its own count, at equal weight
Hard
0-2
Zh. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, Y. first |
|---|---|---|---|---|---|---|
| Sep 18, 2025 | Hangzhou OpenATP250 | hard | 1st round | Zhang Zh. | 6-7, 6-4, 7-6 | 74 v 192 |
| Sep 23, 2024 | Hangzhou OpenATP250 | hard | semifinal | Zhang Zh. | 7-6, 6-4 | 124 v 48 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Bu Y. and Zhang Zh. each carry the table against every opponent faced.