| Vendor | Spec | Unit | Price | Currency | Date |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250928 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1243.82 | USD | 20250927 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1243.82 | USD | 20250926 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250926 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1243.82 | USD | 20250926 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1245.48 | USD | 20250925 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250925 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250924 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1245.48 | USD | 20250924 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250923 |