| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wonfull Petro | China national standards | MT | 922.44 | USD | 20251013 |
| Shaanxi Lufeng Chem | China national standards | MT | 840.76 | USD | 20251013 |
| Zibo Xintai Chem | China national standards | MT | 894.28 | USD | 20251013 |
| Zhenghe | China national standards | MT | 1013.98 | USD | 20251013 |
| Dongying Hualian Petro | China national standards | MT | 873.58 | USD | 20251013 |
| Zhenghe | China national standards | MT | 1013.4 | USD | 20251011 |
| Dongying Hualian Petro | China national standards | MT | 894.18 | USD | 20251011 |
| Shandong Wonfull Petro | China national standards | MT | 921.91 | USD | 20251011 |
| Dongying Hualian Petro | China national standards | MT | 908.26 | USD | 20251010 |
| Zhenghe | China national standards | MT | 1013.4 | USD | 20251010 |