| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:13.86 | Whitecourt Blue Dolphins Invitational | 2025-06-14 |
| 100m Freestyle | 1:10.47 | St. Albert Sailfish Invitational Swim Meet | 2025-07-11 |
| 100m IM | 1:16.92 | ASSA Provincial Championships | 2025-08-01 |
| 200m Freestyle | 2:51.10 | Devon Dolphins Invitational | 2025-07-04 |
| 25m Freestyle | 13.75 | NESC Invitational | 2025-06-28 |
| 50m Backstroke | 34.65 | ASSA Provincial Championships | 2025-08-01 |
| 50m Breaststroke | 40.21 | Whitecourt Blue Dolphins Invitational | 2025-06-14 |
| 50m Butterfly | 36.18 | Stony Plain Sharks Invitational | 2025-06-20 |
| 50m Freestyle | 29.49 | ASSA Provincial Championships | 2025-08-01 |
Zhang, Jiakai Rex's top personal bests include 100m Backstroke (1:13.86), 100m Freestyle (1:10.47), 100m IM (1:16.92), 200m Freestyle (2:51.10), 25m Freestyle (13.75).
Zhang, Jiakai Rex swims for NESC North Edmonton Swim Club.
Zhang, Jiakai Rex has competed in 8 meets.