| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou Yangzhou Chem | China national standards | MT | 612.65 | USD | 20260107 |
| Sinopec | China national standards | MT | 612.65 | USD | 20260107 |
| Lihuayi Weiyuan Chem | China national standards | MT | 612.65 | USD | 20260107 |
| Sinopec | China national standards | MT | 612.65 | USD | 20260107 |
| Sinopec | China national standards | MT | 612.65 | USD | 20260107 |
| Shiyou Yangzhou Chem | China national standards | MT | 612.65 | USD | 20260107 |
| Beijing Yanshan Petro | China national standards | MT | 612.65 | USD | 20260107 |
| Beijing Yanshan Petro | China national standards | MT | 598.52 | USD | 20260106 |
| Sinopec | China national standards | MT | 598.52 | USD | 20260106 |
| Beijing Yanshan Petro | China national standards | MT | 598.52 | USD | 20260106 |