| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wonfull Petro | China national standards | MT | 887.58 | USD | 20260116 |
| Dongying Hualian Petro | China national standards | MT | 870.89 | USD | 20260116 |
| Shandong Haike Chem | China national standards | MT | 873.31 | USD | 20260116 |
| Shandong Wonfull Petro | China national standards | MT | 877.77 | USD | 20260115 |
| Dongying Hualian Petro | China national standards | MT | 863.92 | USD | 20260115 |
| Shandong Haike Chem | China national standards | MT | 863.5 | USD | 20260115 |
| Dongying Hualian Petro | China national standards | MT | 843.47 | USD | 20260113 |
| Shandong Wonfull Petro | China national standards | MT | 863.02 | USD | 20260113 |
| Dongying Hualian Petro | China national standards | MT | 843.47 | USD | 20260113 |
| Dongying Hualian Petro | China national standards | MT | 843.47 | USD | 20260113 |