| Vendor | Spec | Unit | Price | Currency | Date |
| Hebei Chuangde Tech | China national standards | MT | 389.04 | USD | 20251211 |
| Hebei Chuangde Tech | China national standards | MT | 389.04 | USD | 20251211 |
| Hebei Chuangde Tech | China national standards | MT | 388.68 | USD | 20251210 |
| Hebei Chuangde Tech | China national standards | MT | 388.57 | USD | 20251209 |
| Hebei Chuangde Tech | China national standards | MT | 388.62 | USD | 20251208 |
| Hebei Chuangde Tech | China national standards | MT | 388.7 | USD | 20251205 |
| Hebei Chuangde Tech | China national standards | MT | 388.67 | USD | 20251203 |
| Hebei Chuangde Tech | China national standards | MT | 388.45 | USD | 20251202 |
| Hebei Chuangde Tech | China national standards | MT | 388.64 | USD | 20251201 |
| Hebei Chuangde Tech | China national standards | MT | 388.48 | USD | 20251129 |