| Vendor | Spec | Unit | Price | Currency | Date |
| Guanyang Hongteng | China national standards | MT | 493.9 | USD | 20251113 |
| Guanyang Hongteng | China national standards | MT | 494.12 | USD | 20251112 |
| Guanyang Hongteng | China national standards | MT | 500.95 | USD | 20251111 |
| Guanyang Hongteng | China national standards | MT | 501.02 | USD | 20251110 |
| Guanyang Hongteng | China national standards | MT | 501.16 | USD | 20251107 |
| Guanyang Hongteng | China national standards | MT | 500.95 | USD | 20251106 |
| Guanyang Hongteng | China national standards | MT | 500.7 | USD | 20251105 |
| Guanyang Hongteng | China national standards | MT | 507.86 | USD | 20251104 |
| Guanyang Hongteng | China national standards | MT | 507.99 | USD | 20251103 |
| Guanyang Hongteng | China national standards | MT | 508.02 | USD | 20251030 |