| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20250529 | |
| CNPC | China national standards | MT | USD | 20250528 | |
| CNPC | China national standards | MT | USD | 20250527 | |
| CNPC | China national standards | MT | USD | 20250526 | |
| CNPC | China national standards | MT | USD | 20250523 | |
| CNPC | China national standards | MT | USD | 20250522 | |
| CNPC | China national standards | MT | USD | 20250521 | |
| CNPC | China national standards | MT | USD | 20250520 | |
| CNPC | China national standards | MT | USD | 20250519 | |
| CNPC | China national standards | MT | USD | 20250516 |
