| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Xinli | China national standards | MT | 791.01 | USD | 20251126 |
| Liaocheng Xinli | China national standards | MT | 790.44 | USD | 20251124 |
| Liaocheng Xinli | China national standards | MT | 790.12 | USD | 20251121 |
| Liaocheng Xinli | China national standards | MT | 789.79 | USD | 20251120 |
| Liaocheng Xinli | China national standards | MT | 790.16 | USD | 20251119 |
| Liaocheng Xinli | China national standards | MT | 790.34 | USD | 20251118 |