| Event | Time | Meet | Date |
|---|---|---|---|
| 100m IM | 2:06.78 | Nose Creek Invitational 2026 | 2026-03-14 |
| 50m Freestyle | 45.11 | Nose Creek Invitational 2026 | 2026-03-14 |
Chen, Qinghan's top personal bests include 100m IM (2:06.78), 50m Freestyle (45.11).
Chen, Qinghan swims for Nose Creek Swim Association.
Chen, Qinghan has competed in 1 meets.