| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 902.32 | USD | 20251026 |
| Sinopec | China national standards | MT | 909.37 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 895.27 | USD | 20251026 |
| Sinopec | China national standards | MT | 1099.71 | USD | 20251025 |
| Sinopec | China national standards | MT | 1247.74 | USD | 20251025 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251025 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251025 |
| Beijing Yanshan Petro | China national standards | MT | 1219.55 | USD | 20251025 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251025 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251025 |