| Vendor | Spec | Unit | Price | Currency | Date |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 634.26 | USD | 20250922 |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 634.07 | USD | 20250920 |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 634.07 | USD | 20250919 |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 562.71 | USD | 20250918 |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 634.45 | USD | 20250918 |
| China National Petroleum Corporation Fushun Petrochemical Branch | China national standards | MT | 634.45 | USD | 20250918 |