| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:05.25 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 58.80 | 2025 NYAC Cup | 2025-11-14 |
| 100m IM | 1:05.48 | MAC Fall Fest Invitational | 2025-10-18 |
| 200m Backstroke | 2:20.81 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m Breaststroke | 2:35.36 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m Butterfly | 2:28.55 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m Freestyle | 2:08.42 | MAC Fall Fest Invitational | 2025-10-18 |
| 200m IM | 2:19.59 | MAC Fall Fest Invitational | 2025-10-18 |
| 400m Freestyle | 4:23.28 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 400m IM | 4:57.63 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Butterfly | 29.93 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Freestyle | 27.13 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 800m Freestyle | 9:04.40 | 2025 Alex Baumann Invitational | 2025-11-21 |
Chai, Lily's top personal bests include 100m Backstroke (1:05.25), 100m Freestyle (58.80), 100m IM (1:05.48), 200m Backstroke (2:20.81), 200m Breaststroke (2:35.36).
Chai, Lily swims for Markham Aquatic Club.
Chai, Lily has competed in 9 meets.