| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Hualian Petro | China national standards | MT | 846.91 | USD | 20251027 |
| Zibo Xintai Chem | China national standards | MT | 853.54 | USD | 20251027 |
| Zhenghe | China national standards | MT | 1015.11 | USD | 20251025 |
| Zhenghe | China national standards | MT | 1015.11 | USD | 20251024 |
| Zibo Xintai Chem | China national standards | MT | 850.16 | USD | 20251024 |
| Shandong Wonfull Petro | China national standards | MT | 860.15 | USD | 20251023 |
| Zhenghe | China national standards | MT | 1015.26 | USD | 20251023 |
| Zibo Xintai Chem | China national standards | MT | 853.1 | USD | 20251023 |
| Dongying Hualian Petro | China national standards | MT | 846.47 | USD | 20251023 |
| Shaanxi Lufeng Chem | China national standards | MT | 768.49 | USD | 20251023 |