| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 894.33 | USD | 20251127 |
| Zibo Lishuo Chem | China national standards | MT | 988.99 | USD | 20251127 |
| Zibo Lishuo Chem | China national standards | MT | 988.99 | USD | 20251127 |
| Sinopec | China national standards | MT | 932.48 | USD | 20251127 |
| Lihuayi Shandong | China national standards | MT | 908.46 | USD | 20251127 |
| Beijing Yanshan Petro | China national standards | MT | 1158.54 | USD | 20251127 |
| Xiamen Yudeshun Chem | China national standards | MT | 1342.21 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1335.14 | USD | 20251127 |
| Lihuayi Shandong | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 899.98 | USD | 20251127 |