| Vendor | Spec | Unit | Price | Currency | Date |
| Hebei Chuangde Tech | China national standards | MT | 388.48 | USD | 20251128 |
| Hebei Chuangde Tech | China national standards | MT | 388.53 | USD | 20251127 |
| Hebei Chuangde Tech | China national standards | MT | 388.44 | USD | 20251126 |
| Hebei Chuangde Tech | China national standards | MT | 388.28 | USD | 20251125 |
| Hebei Chuangde Tech | China national standards | MT | 388.16 | USD | 20251124 |
| Hebei Chuangde Tech | China national standards | MT | 388.01 | USD | 20251121 |
| Hebei Chuangde Tech | China national standards | MT | 387.84 | USD | 20251120 |
| Hebei Chuangde Tech | China national standards | MT | 388.02 | USD | 20251119 |
| Hebei Chuangde Tech | China national standards | MT | 388.11 | USD | 20251118 |
| Hebei Chuangde Tech | China national standards | MT | 388.33 | USD | 20251117 |