| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:13.50 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m Breaststroke | 1:27.28 | COBRA 2026 Stephen Clarke Classic | 2026-01-10 |
| 100m Butterfly | 1:10.57 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m Freestyle | 1:01.93 | 2025 NYAC Cup | 2025-11-14 |
| 200m Freestyle | 2:15.20 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m IM | 2:36.65 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 400m Freestyle | 4:51.31 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 400m IM | 5:35.95 | 2025 NYAC Cup | 2025-11-14 |
| 50m Backstroke | 34.56 | 2025 NYAC Cup | 2025-11-14 |
| 50m Breaststroke | 40.71 | 2025 Red vs Black #1 | 2025-10-05 |
| 50m Butterfly | 31.51 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Freestyle | 28.56 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 800m Freestyle | 10:17.68 | 2025 Murray Drudge Invitational | 2025-12-05 |
Siu Chong, Kai's top personal bests include 100m Backstroke (1:13.50), 100m Breaststroke (1:27.28), 100m Butterfly (1:10.57), 100m Freestyle (1:01.93), 200m Freestyle (2:15.20).
Siu Chong, Kai swims for North York Aquatic Club.
Siu Chong, Kai has competed in 8 meets.