| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 1220.79 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1333.69 | USD | 20251110 |
| Changzhou Juyun Mat | China national standards | MT | 1340.75 | USD | 20251110 |
| Shandong Qiangsen Chem | China national standards | MT | 1044.37 | USD | 20251110 |
| Shandong Zhiheng | China national standards | MT | 1171.39 | USD | 20251110 |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251110 |
| Changzhou Juyun Mat | China national standards | MT | 1354.86 | USD | 20251110 |
| Lihuayi Shandong | China national standards | MT | 865.13 | USD | 20251110 |
| Lihuayi Shandong | China national standards | MT | 868.2 | USD | 20251109 |
| Sinopec | China national standards | MT | 868.2 | USD | 20251109 |