| Region | Grade | RMB/mT | Variation | ||
| North China | Tianjin | Melting point of 24 degrees | 4470-4480 | ||
| South China | Guangzhou | Melting point of 24 degrees | 4390 | ||
| East China | Xiamen | Melting point of 24 degrees | 4430 | ||
| Rizhao | Melting point of 24 degrees | 4470 | |||
| Zhangjiagang | Melting point of 24 degrees | 4420 | 50 | ||
| National Average | 4457 | ||||