| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 1202.5 | USD | 20251211 |
| Zibo Jinshuo Chem | China national standards | MT | 848.82 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 848.82 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 908.8 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 908.8 | USD | 20251210 |
| Beijing Yanshan Petro | China national standards | MT | 908.8 | USD | 20251210 |
| Beijing Yanshan Petro | China national standards | MT | 1173.1 | USD | 20251210 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1158.96 | USD | 20251210 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1158.96 | USD | 20251210 |
| Beijing Yanshan Petro | China national standards | MT | 1173.1 | USD | 20251210 |