| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi CoalChem | China national standards | MT | 367.82 | USD | 20251211 |
| Shaanxi CoalChem | China national standards | MT | 367.48 | USD | 20251210 |
| Shaanxi CoalChem | China national standards | MT | 367.37 | USD | 20251209 |
| Shaanxi CoalChem | China national standards | MT | 360.35 | USD | 20251208 |
| Shaanxi CoalChem | China national standards | MT | 360.43 | USD | 20251205 |
| Shaanxi CoalChem | China national standards | MT | 360.51 | USD | 20251204 |
| Shaanxi CoalChem | China national standards | MT | 360.4 | USD | 20251203 |
| Shaanxi CoalChem | China national standards | MT | 353.14 | USD | 20251202 |
| Shaanxi CoalChem | China national standards | MT | 353.31 | USD | 20251201 |
| Shaanxi CoalChem | China national standards | MT | 353.16 | USD | 20251128 |