| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 883.37 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 1246.03 | USD | 20251106 |
| Sinopec | China national standards | MT | 1213.58 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 876.31 | USD | 20251106 |
| Sinopec | China national standards | MT | 1248.85 | USD | 20251106 |
| Sinopec | China national standards | MT | 987.79 | USD | 20251106 |
| Kunlun Daqing Petro | China national standards | MT | 1199.46 | USD | 20251106 |
| Wanhua Chem | China national standards | MT | 903.13 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251106 |
| CNPC | China national standards | MT | 1213.58 | USD | 20251106 |