| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:21.41 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Backstroke | 1:21.47 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 100m Breaststroke | 1:45.06 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:14.83 | 2026 NKB National Capital Cup | 2026-02-13 |
| 100m Freestyle | 1:13.82 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m IM | 1:31.59 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 200m Backstroke | 3:02.03 | 2026 NKB National Capital Cup | 2026-02-13 |
| 200m Backstroke | 3:00.03 | GO Polar Bear Invitational 2026 | 2026-01-16 |
| 200m Freestyle | 2:53.47 | 2026 NKB National Capital Cup | 2026-02-13 |
| 200m Freestyle | 2:50.31 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Backstroke | 37.08 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Backstroke | 37.16 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Breaststroke | 53.71 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
| 50m Butterfly | 37.42 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Butterfly | 38.29 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 50m Freestyle | 33.39 | 2026 NKB National Capital Cup | 2026-02-13 |
| 50m Freestyle | 33.60 | GO King & Queen of the Pool - Pentathlon 2025 | 2025-10-18 |
Li, YuChen's top personal bests include 100m Backstroke (1:21.41), 100m Backstroke (1:21.47), 100m Breaststroke (1:45.06), 100m Freestyle (1:14.83), 100m Freestyle (1:13.82).
Li, YuChen swims for Greater Ottawa Kingfish Swim Club.
Li, YuChen has competed in 7 meets.