| Country: | CHN |
| Type: | Expwy |
| Route: | 2504 |
| Photo Notes: | Hangzhou Ring Expressway in March 2017 |
| Length Km: | 123 |
| Previous Type: | Expwy |
| Previous Route: | 2503 |
| Next Type: | Expwy |
| Next Route: | 2511 |
The Hangzhou Ring Expressway, designated as G2504, is 123adj=midNaNadj=mid[1] in Hangzhou, Zhejiang, China.