| Vendor | Spec | Unit | Price | Currency | Date |
| Ningxia Jiuhong | China national standards | MT | 1299.23 | USD | 20260508 |
| TJ Bohai Chem | China national standards | MT | 1313.83 | USD | 20260508 |
| CNPC | China national standards | MT | 1299.23 | USD | 20260508 |
| Lijin Lihuayi | China national standards | MT | 1299.23 | USD | 20260508 |
| Zibo Jianlan | China national standards | MT | 1299.23 | USD | 20260508 |
| Shandong Hualu | China national standards | MT | 1328.43 | USD | 20260508 |
| Shandong Luxi Chem | China national standards | MT | 1299.23 | USD | 20260508 |
| Jiangsu Huachang Chem | China national standards | MT | 1357.62 | USD | 20260508 |
| Anqing Shuguang | China national standards | MT | 1313.83 | USD | 20260508 |
| Shandong Dongming Petro | China national standards | MT | 1299.23 | USD | 20260508 |