| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wanhua Chem | China national standards | MT | USD | 20250314 | |
| Heze Jinhai | China national standards | MT | USD | 20250314 | |
| Ningxia ENERGY | China national standards | MT | USD | 20250314 | |
| CNPC | China national standards | MT | USD | 20250314 | |
| Panjin Huajin | China national standards | MT | USD | 20250314 | |
| Dalian Hengli | China national standards | MT | USD | 20250314 | |
| Wuhan SK Petro | China national standards | MT | USD | 20250313 | |
| Nanjing Yangzi Petrochemical | China national standards | MT | USD | 20250313 | |
| Sinopec | China national standards | MT | USD | 20250313 | |
| Lianyungang Shenghong | China national standards | MT | USD | 20250313 |
