| Region | Grade | RMB/mT | Variation | ||
| North China | Tianjin | Melting point of 24 degrees | 4300 | -20 | |
| South China | Guangzhou | Melting point of 24 degrees | 4200 | -10 | |
| East China | Xiamen | Melting point of 24 degrees | 4260 | -30 | |
| Rizhao | Melting point of 24 degrees | 4260 | -40 | ||
| Zhangjiagang | Melting point of 24 degrees | 4230 | -20 | ||
| National Average | 4247 | -23 | |||