| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 890.48 | USD | 20251020 |
| Sinopec | China national standards | MT | 890.48 | USD | 20251020 |
| Lihuayi Shandong | China national standards | MT | 890.48 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 890.48 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 890.48 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 890.48 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 890.48 | USD | 20251020 |
| Shandong Yushuo Chem | China national standards | MT | 897.52 | USD | 20251020 |
| Shandong Yushuo Chem | China national standards | MT | 897.52 | USD | 20251020 |
| Shandong Yushuo Chem | China national standards | MT | 897.52 | USD | 20251020 |