| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:16.95 | Border City Invitational 2025 | 2025-12-05 |
| 100m Breaststroke | 1:18.65 | 2025 NYAC Cup | 2025-11-14 |
| 100m Butterfly | 1:16.06 | 2025 NYAC Cup | 2025-11-14 |
| 100m Freestyle | 1:05.89 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m IM | 1:15.30 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 200m Backstroke | 2:43.53 | Border City Invitational 2025 | 2025-12-05 |
| 200m Breaststroke | 2:52.48 | Border City Invitational 2025 | 2025-12-05 |
| 200m Freestyle | 2:27.69 | 2025 NYAC Cup | 2025-11-14 |
| 200m IM | 2:36.31 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 400m Freestyle | 5:21.25 | 2025 NYAC Cup | 2025-11-14 |
| 400m IM | 5:44.49 | 2025 NYAC Cup | 2025-11-14 |
| 50m Breaststroke | 36.30 | Border City Invitational 2025 | 2025-12-05 |
| 50m Freestyle | 29.61 | 2025 NYAC Cup | 2025-11-14 |
Zheng, Tong's top personal bests include 100m Backstroke (1:16.95), 100m Breaststroke (1:18.65), 100m Butterfly (1:16.06), 100m Freestyle (1:05.89), 100m IM (1:15.30).
Zheng, Tong swims for Toronto Swim Club.
Zheng, Tong has competed in 7 meets.