| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | China national standards | MT | 818.43 | USD | 20251103 |
| Sinopec | China national standards | MT | 818.43 | USD | 20251103 |
| Shandong Hongyang Chem | China national standards | MT | 888.99 | USD | 20251103 |
| CNPC | China national standards | MT | 712.6 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.5 | USD | 20251102 |
| CNPC | China national standards | MT | 705.42 | USD | 20251031 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 888.83 | USD | 20251031 |
| Suzhou ChemMat | China national standards | MT | 754.8 | USD | 20251031 |
| Qingdao Chengxin Chem | China national standards | MT | 902.93 | USD | 20251031 |