| Vendor | Spec | Unit | Price | Currency | Date |
| Hebei Chuangde Tech | China national standards | MT | 388.28 | USD | 20251115 |
| Hebei Chuangde Tech | China national standards | MT | 388.28 | USD | 20251114 |
| Hebei Chuangde Tech | China national standards | MT | 388.06 | USD | 20251113 |
| Hebei Chuangde Tech | China national standards | MT | 388.24 | USD | 20251112 |
| Hebei Chuangde Tech | China national standards | MT | 388.06 | USD | 20251111 |
| Hebei Chuangde Tech | China national standards | MT | 388.11 | USD | 20251110 |
| Hebei Chuangde Tech | China national standards | MT | 388.22 | USD | 20251107 |
| Hebei Chuangde Tech | China national standards | MT | 388.06 | USD | 20251106 |
| Hebei Chuangde Tech | China national standards | MT | 387.86 | USD | 20251105 |
| Hebei Chuangde Tech | China national standards | MT | 387.95 | USD | 20251104 |