| Vendor | Spec | Unit | Price | Currency | Date |
| Shuozhou Coal | China national standards | MT | 462.82 | USD | 20260327 |
| Shuozhou Coal | China national standards | MT | 463.39 | USD | 20260326 |
| Shuozhou Coal | China national standards | MT | 464.37 | USD | 20260325 |
| Shuozhou Coal | China national standards | MT | 464.15 | USD | 20260324 |
| Shuozhou Coal | China national standards | MT | 463.49 | USD | 20260323 |