| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 281.44 | USD | 20250905 |
| Shandong Fusheng | China national standards | MT | 281.26 | USD | 20250903 |
| Shandong Fusheng | China national standards | MT | 280.04 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 209.8 | USD | 20250801 |