| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1242.66 | USD | 20250925 |
| Sinopec | China national standards | MT | 1245.48 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 1111.78 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 1196.22 | USD | 20250925 |
| Lihuayi Shandong | China national standards | MT | 1379.17 | USD | 20250925 |
| Shandong Aite Chem | China national standards | MT | 1224.37 | USD | 20250925 |
| Shandong Yuhuang Chem | China national standards | MT | 1365.1 | USD | 20250925 |
| Sinopec | China national standards | MT | 1224.37 | USD | 20250925 |
| Sinopec | China national standards | MT | 956.98 | USD | 20250925 |
| Shaanxi Yanchang Petro | China national standards | MT | 956.98 | USD | 20250925 |