| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Petro Yanan | China national standards | MT | 1059.74 | USD | 20250930 |
| Wanhua Chem | China national standards | MT | 1020.34 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2153.26 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2181.41 | USD | 20250930 |
| Jiangsu Huachang Chem | China national standards | MT | 2153.26 | USD | 20250930 |
| Lihuayi Shandong | China national standards | MT | 2153.26 | USD | 20250930 |
| Wanhua Chem | China national standards | MT | 2153.26 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2153.26 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2153.26 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2153.26 | USD | 20250930 |