| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:17.34 | 2025 NYAC Cup | 2025-11-14 |
| 100m Breaststroke | 1:24.69 | 2025 NYAC Cup | 2025-11-14 |
| 100m Butterfly | 1:17.23 | 2025 MSSAC Open | 2025-12-19 |
| 100m Freestyle | 1:08.74 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 100m IM | 1:17.12 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 200m Backstroke | 2:44.97 | 2025 NYAC Cup | 2025-11-14 |
| 200m Breaststroke | 2:57.22 | 2025 NYAC Cup | 2025-11-14 |
| 200m Freestyle | 2:31.99 | 2025 NYAC Cup | 2025-11-14 |
| 200m IM | 2:42.67 | 2025 NYAC Cup | 2025-11-14 |
| 400m Freestyle | 5:26.32 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 400m IM | 5:49.67 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Backstroke | 36.33 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 50m Breaststroke | 38.95 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Butterfly | 35.73 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 50m Freestyle | 31.90 | 2025 NYAC Cup | 2025-11-14 |
| 800m Freestyle | 10:51.48 | 2025 MSSAC Open | 2025-12-19 |
Ji, Rufei's top personal bests include 100m Backstroke (1:17.34), 100m Breaststroke (1:24.69), 100m Butterfly (1:17.23), 100m Freestyle (1:08.74), 100m IM (1:17.12).
Ji, Rufei swims for Toronto Swim Club.
Ji, Rufei has competed in 9 meets.