| Vendor | Spec | Unit | Price | Currency | Date |
| Ningxia ENERGY | China national standards | MT | 2286.83 | USD | 20260410 |
| Ningxia ENERGY | China national standards | MT | 2367.11 | USD | 20260409 |
| Ningxia ENERGY | China national standards | MT | 2380.61 | USD | 20260408 |
| Ningxia ENERGY | China national standards | MT | 2505.3 | USD | 20260407 |
| Ningxia ENERGY | China national standards | MT | 2451.8 | USD | 20260403 |
| Ningxia ENERGY | China national standards | MT | USD | 20260402 | |
| Ningxia ENERGY | China national standards | MT | USD | 20260402 | |
| Ningxia ENERGY | China national standards | MT | USD | 20260401 | |
| Ningxia ENERGY | China national standards | MT | USD | 20260401 | |
| Ningxia ENERGY | China national standards | MT | USD | 20260331 |