| Vendor | Spec | Unit | Price | Currency | Date |
| Wanglong | China national standards | MT | 625.98 | USD | 20250929 |
| Zaozhuang Yitai | China national standards | MT | 569.71 | USD | 20250929 |
| Wanglong | China national standards | MT | 590.81 | USD | 20250929 |
| Zaozhuang Yitai | China national standards | MT | 583.78 | USD | 20250929 |
| Wanglong | China national standards | MT | 625.42 | USD | 20250928 |