| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| TJ Dagu Chem | China national standards | MT | USD | 20250310 | |
| Sinopec | China national standards | MT | USD | 20250310 | |
| Tangshan Risun | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250310 | |
| CNPC | China national standards | MT | USD | 20250307 | |
| Lianyungang Shenghong | China national standards | MT | USD | 20250307 |