| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1213.4 | USD | 20251121 |
| Lihuayi Shandong | China national standards | MT | 898.77 | USD | 20251121 |
| Sinopec | China national standards | MT | 903.0 | USD | 20251121 |
| Kunlun Daqing Petro | China national standards | MT | 1199.29 | USD | 20251121 |
| Sinopec | China national standards | MT | 1227.51 | USD | 20251121 |
| Shandong Langchem | China national standards | MT | 1333.33 | USD | 20251121 |
| Shandong Shuojia Chem | China national standards | MT | 898.77 | USD | 20251121 |
| Zibo Lishuo Chem | China national standards | MT | 987.65 | USD | 20251121 |
| Shandong Yuhuang Chem | China national standards | MT | 1291.01 | USD | 20251121 |
| Shandong Yuhuang Chem | China national standards | MT | 1368.61 | USD | 20251121 |