| Region | Grade | RMB/mT | Variation | ||
| North China | Tianjin | Melting point of 24 degrees | 4440-4450 | ||
| South China | Guangzhou | Melting point of 24 degrees | 4390 | ||
| East China | Xiamen | Melting point of 24 degrees | 4390 | ||
| Rizhao | Melting point of 24 degrees | 4480 | |||
| Zhangjiagang | Melting point of 24 degrees | 4400 | |||
| National Average | 4427 | ||||