| Contact direction | Dependency index | Contact direction | Dependency index | Contact direction | Dependency index | Contact direction | Dependency index | Contact direction | Dependency index |
| Hangzhou to Shanghai | 525.10 | Nanjing to Shanghai | 884.55 | Hangzhou to Ningbo | 239.20 | Hangzhou to Hefei | 52.00 | Ningbo to Hefei | 36.60 |
| Shanghai to Hangzhou | 340.20 | Shanghai to Nanjing | 634.30 | Ningbo to Hangzhou | 179.30 | Hefei to Hangzhou | 87.95 | Hefei to Ningbo | 49.75 |
| Ningbo to Shanghai | 171.10 | Hefei to Shanghai | 174.50 | Hangzhou to Nanjing | 240.40 | Ningbo to Nanjing | 121.40 | Nanjing to hefei | 86.00 |
| Shanghai to Ningbo | 108.95 | Shanghai to Hefei | 127.50 | Nanjing to Hangzhou | 254.15 | Nanjing to Ningbo | 112.85 | Hefei to Nanjing | 135.00 |