| Vendor | Spec | Unit | Price | Currency | Date |
| Kaifeng JIUHONG | China national standards | MT | 1602.24 | USD | 20260410 |
| Kaifeng JIUHONG | China national standards | MT | 1616.92 | USD | 20260409 |
| Kaifeng JIUHONG | China national standards | MT | 1616.19 | USD | 20260408 |
| Kaifeng JIUHONG | China national standards | MT | 1612.11 | USD | 20260407 |
| Kaifeng JIUHONG | China national standards | MT | 1610.35 | USD | 20260403 |
| Kaifeng JIUHONG | China national standards | MT | USD | 20260402 | |
| Kaifeng JIUHONG | China national standards | MT | USD | 20260401 | |
| Kaifeng JIUHONG | China national standards | MT | USD | 20260331 | |
| Kaifeng JIUHONG | China national standards | MT | USD | 20260330 | |
| Kaifeng JIUHONG | China national standards | MT | USD | 20260327 |