| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 912.49 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 912.49 | USD | 20251211 |
| Sinopec | China national standards | MT | 919.56 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Shuojia Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Shuojia Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Shuojia Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Shuojia Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 1329.82 | USD | 20251211 |
| Shandong Hanyue Chem | China national standards | MT | 933.71 | USD | 20251211 |