| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1054.44 | USD | 20250919 |
| Sinopec | China national standards | MT | 1124.73 | USD | 20250919 |
| Lihuayi Shandong | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Junfeng | China national standards | MT | 984.14 | USD | 20250919 |
| Beijing Yanshan Petro | China national standards | MT | 1152.85 | USD | 20250919 |
| Wanhua Chem | China national standards | MT | 1012.26 | USD | 20250919 |
| Lihuayi Shandong | China national standards | MT | 965.86 | USD | 20250919 |
| Sinopec | China national standards | MT | 984.14 | USD | 20250919 |
| Sinopec | China national standards | MT | 984.14 | USD | 20250919 |
| Changzhou Dohow | China national standards | MT | 956.02 | USD | 20250919 |