| Vendor | Spec | Unit | Price | Currency | Date |
| CNPC | China national standards | MT | 634.42 | USD | 20250929 |
| CNPC | China national standards | MT | 633.85 | USD | 20250928 |
| CNPC | China national standards | MT | 633.85 | USD | 20250926 |
| CNPC | China national standards | MT | 634.7 | USD | 20250925 |
| CNPC | China national standards | MT | 634.7 | USD | 20250924 |
| CNPC | China national standards | MT | 634.7 | USD | 20250923 |
| CNPC | China national standards | MT | 562.93 | USD | 20250923 |
| CNPC | China national standards | MT | 634.26 | USD | 20250922 |
| CNPC | China national standards | MT | 634.07 | USD | 20250920 |
| CNPC | China national standards | MT | 634.07 | USD | 20250919 |