The women's 4 × 100 metres relay at the 2017 Asian Athletics Championships was held on 8 July.
Before this competition, the world and championship records in this event were as follows
| Rank | Lane | Team | Name | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 43.53 | |||||
| 4 | 44.50 | |||||
| 5 | 44.57 | |||||
| 4 | 7 | 44.74 | ||||
| 5 | 2 | 45.18 | NR | |||
| 6 | 3 | 45.40 | ||||
| 7 | 8 | 45.97 | ||||
| 8 | 6 | 50.39 |