| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:37.65 | MAC Jingle Bell | 2025-12-12 |
| 100m Breaststroke | 1:54.15 | MAC Rising Star #1 | 2025-11-08 |
| 100m Butterfly | 1:34.68 | Pan Am Open 2026 | 2026-02-21 |
| 100m Freestyle | 1:25.55 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m IM | 1:32.54 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Backstroke | 3:21.73 | Pan Am Open 2026 | 2026-02-21 |
| 200m Freestyle | 3:18.24 | MAC Fall Fest Invitational | 2025-10-18 |
| 200m IM | 3:17.04 | Pan Am Open 2026 | 2026-02-21 |
| 400m Freestyle | 6:51.97 | MAC Rising Star #1 | 2025-11-08 |
| 50m Backstroke | 43.89 | MAC Rising Star #1 | 2025-11-08 |
| 50m Breaststroke | 50.74 | Pan Am Open 2026 | 2026-02-21 |
| 50m Butterfly | 40.06 | Pan Am Open 2026 | 2026-02-21 |
| 50m Freestyle | 36.62 | Pan Am Open 2026 | 2026-02-21 |
Hui, Ren's top personal bests include 100m Backstroke (1:37.65), 100m Breaststroke (1:54.15), 100m Butterfly (1:34.68), 100m Freestyle (1:25.55), 100m IM (1:32.54).
Hui, Ren swims for Markham Aquatic Club.
Hui, Ren has competed in 12 meets.