| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1297.51 | USD | 20251120 |
| Sinopec | China national standards | MT | 1226.99 | USD | 20251120 |
| Beijing Yanshan Petro | China national standards | MT | 930.82 | USD | 20251120 |
| Shandong Shuojia Chem | China national standards | MT | 898.39 | USD | 20251120 |
| Shaanxi Yanchang Petro | China national standards | MT | 1198.79 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 930.82 | USD | 20251120 |
| Beijing Yanshan Petro | China national standards | MT | 898.39 | USD | 20251120 |
| Shandong Xingpeng Chem | China national standards | MT | 891.33 | USD | 20251120 |
| Shandong Shuojia Chem | China national standards | MT | 898.39 | USD | 20251120 |
| Hubei 789 Chem | China national standards | MT | 1297.51 | USD | 20251120 |