| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 998.2 | USD | 20250920 |
| Shandong Dongming Petro | China national standards | MT | 885.73 | USD | 20250919 |
| Sinopec | China national standards | MT | 829.49 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 836.52 | USD | 20250919 |
| Shandong Dongming Petro | China national standards | MT | 1869.87 | USD | 20250919 |
| Sinopec | China national standards | MT | 843.55 | USD | 20250919 |
| CNPC | China national standards | MT | 843.55 | USD | 20250919 |
| Sinopec | China national standards | MT | 843.55 | USD | 20250919 |
| Derun Chem | China national standards | MT | 1110.67 | USD | 20250919 |
| Shandong Chambroad | China national standards | MT | 829.49 | USD | 20250919 |