| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 1058.78 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Xingpeng Chem | China national standards | MT | 903.5 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Beijing Yanshan Petro | China national standards | MT | 889.38 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Beijing Yanshan Petro | China national standards | MT | 1199.95 | USD | 20251107 |
| Lihuayi Weiyuan Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 1242.31 | USD | 20251107 |