| Vendor | Spec | Unit | Price | Currency | Date |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1054.44 | USD | 20250920 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1055.07 | USD | 20250918 |