| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 952.76 | USD | 20250925 |
| Shandong Huize Chem | China national standards | MT | 1055.49 | USD | 20250925 |
| Nanjing Runsheng Petro | China national standards | MT | 985.12 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Junfeng | China national standards | MT | 985.12 | USD | 20250925 |
| Beijing Yanshan Petro | China national standards | MT | 1154.0 | USD | 20250925 |
| Beijing Yanshan Petro | China national standards | MT | 1154.0 | USD | 20250925 |
| Shandong Junfeng | China national standards | MT | 985.12 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 985.12 | USD | 20250925 |
| Sinopec | China national standards | MT | 1125.86 | USD | 20250925 |