| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Hualian Petro | China national standards | MT | 1299.43 | USD | 20260610 |
| Shandong Wonfull Petro | China national standards | MT | 1305.02 | USD | 20260608 |
| Dongying Hualian Petro | China national standards | MT | 1283.47 | USD | 20260608 |
| Shandong Wonfull Petro | China national standards | MT | 1336.62 | USD | 20260605 |
| Shandong Wonfull Petro | China national standards | MT | 1329.85 | USD | 20260604 |
| Shandong Wonfull Petro | China national standards | MT | USD | 20260602 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20260601 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20260529 | |
| Dongying Hualian Petro | China national standards | MT | USD | 20260529 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20260527 |