| Vendor | Spec | Unit | Price | Currency | Date |
| Binzhou Dayou Energy | China national standards | MT | 658.86 | USD | 20251102 |
| Binzhou Dayou Energy | China national standards | MT | 658.86 | USD | 20251031 |
| Binzhou Dayou Energy | China national standards | MT | 659.01 | USD | 20251030 |
| Binzhou Dayou Energy | China national standards | MT | 659.2 | USD | 20251029 |
| Binzhou Dayou Energy | China national standards | MT | 658.0 | USD | 20251020 |
| Binzhou Dayou Energy | China national standards | MT | 657.68 | USD | 20251013 |
| Binzhou Dayou Energy | China national standards | MT | 656.8 | USD | 20251009 |
| Binzhou Dayou Energy | China national standards | MT | 657.24 | USD | 20251008 |
| Binzhou Dayou Energy | China national standards | MT | 657.24 | USD | 20251006 |
| Binzhou Dayou Energy | China national standards | MT | 657.24 | USD | 20251005 |