| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 632.45 | USD | 20250928 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 618.39 | USD | 20250927 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 618.39 | USD | 20250926 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 632.45 | USD | 20250926 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 633.29 | USD | 20250925 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 619.22 | USD | 20250925 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 619.22 | USD | 20250924 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 633.29 | USD | 20250924 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 562.93 | USD | 20250923 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 619.22 | USD | 20250923 |