| Vendor | Spec | Unit | Price | Currency | Date |
| Kunlun Daqing Petro | China national standards | MT | 1199.62 | USD | 20251110 |
| Shandong Qiangsen Chem | China national standards | MT | 1044.37 | USD | 20251110 |
| Shandong Hongyang Chem | China national standards | MT | 1192.56 | USD | 20251110 |
| Sinopec | China national standards | MT | 973.81 | USD | 20251110 |
| Changzhou Juyun Mat | China national standards | MT | 1340.75 | USD | 20251110 |
| Hubei 789 Chem | China national standards | MT | 1298.41 | USD | 20251110 |
| Shandong Yuhuang Chem | China national standards | MT | 1368.97 | USD | 20251110 |
| Sinopec | China national standards | MT | 867.96 | USD | 20251110 |
| Shandong Shuojia Chem | China national standards | MT | 865.13 | USD | 20251110 |
| Lihuayi Shandong | China national standards | MT | 867.96 | USD | 20251110 |