| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 440.37 | USD | 20260427 |
| Shandong Energy | China national standards | MT | 438.55 | USD | 20260422 |
| Shandong Energy | China national standards | MT | USD | 20260420 | |
| Shandong Energy | China national standards | MT | USD | 20260413 | |
| Shandong Energy | China national standards | MT | USD | 20260323 | |
| Shandong Energy | China national standards | MT | USD | 20260316 | |
| Shandong Energy | China national standards | MT | USD | 20260312 | |
| Shandong Energy | China national standards | MT | USD | 20260309 | |
| Shandong Energy | China national standards | MT | USD | 20260228 | |
| Shandong Energy | China national standards | MT | USD | 20260211 |