| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong QILU | China national standards | MT | 2139.51 | USD | 20260528 |
| Shandong QILU | China national standards | MT | 2137.91 | USD | 20260527 |
| Shandong QILU | China national standards | MT | 2196.58 | USD | 20260526 |
| Shandong QILU | China national standards | MT | 2195.61 | USD | 20260525 |
| Shandong QILU | China national standards | MT | 2413.23 | USD | 20260522 |
| Shandong QILU | China national standards | MT | 2414.08 | USD | 20260521 |
| Shandong QILU | China national standards | MT | 2485.49 | USD | 20260520 |
| Shandong QILU | China national standards | MT | USD | 20260519 | |
| Shandong QILU | China national standards | MT | USD | 20260518 | |
| Shandong QILU | China national standards | MT | USD | 20260515 |