| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong QILU | China national standards | MT | 3204.47 | USD | 20260410 |
| Shandong QILU | China national standards | MT | 3204.71 | USD | 20260409 |
| Shandong QILU | China national standards | MT | 3203.26 | USD | 20260408 |
| Shandong QILU | China national standards | MT | 3195.17 | USD | 20260407 |
| Shandong QILU | China national standards | MT | 3191.69 | USD | 20260403 |
| Shandong QILU | China national standards | MT | USD | 20260402 | |
| Shandong QILU | China national standards | MT | USD | 20260401 | |
| Shandong QILU | China national standards | MT | USD | 20260331 | |
| Shandong QILU | China national standards | MT | USD | 20260330 | |
| Shandong QILU | China national standards | MT | USD | 20260327 |