| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Hongyang Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 1017.62 | USD | 20251210 |
| Shandong Dongming Petro | China national standards | MT | 932.82 | USD | 20251210 |
| Sinopec | China national standards | MT | 848.02 | USD | 20251210 |
| Shandong Chambroad | China national standards | MT | 734.95 | USD | 20251210 |
| CNPC | China national standards | MT | 848.02 | USD | 20251210 |
| Sinopec | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Dongming Petro | China national standards | MT | 1879.78 | USD | 20251210 |
| Huizhou Jincheng Petro | China national standards | MT | 1102.43 | USD | 20251210 |