| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Hualian Petro | China national standards | MT | 808.99 | USD | 20251111 |
| Zhenghe | China national standards | MT | 1016.15 | USD | 20251110 |
| Shandong Wonfull Petro | China national standards | MT | 825.62 | USD | 20251110 |
| Dongying Hualian Petro | China national standards | MT | 807.69 | USD | 20251110 |
| Zibo Xintai Chem | China national standards | MT | 860.9 | USD | 20251110 |
| Zhenghe | China national standards | MT | 1016.43 | USD | 20251107 |
| Dongying Hualian Petro | China national standards | MT | 790.98 | USD | 20251107 |
| Shandong Wonfull Petro | China national standards | MT | 818.79 | USD | 20251107 |
| Dongying Hualian Petro | China national standards | MT | 793.48 | USD | 20251106 |
| Zhenghe | China national standards | MT | 1016.02 | USD | 20251106 |