| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yifei | China national standards | MT | 1054.08 | USD | 20250926 |
| Shandong Yifei | Industrial Grade | MT | 1054.08 | USD | 20250926 |
| Shandong Yifei | China national standards | MT | 1124.35 | USD | 20250926 |
| Shandong Yifei | Industrial Grade | MT | 1124.35 | USD | 20250926 |
| Shandong Yifei | Industrial Grade | MT | 1055.49 | USD | 20250924 |
| Shandong Yifei | China national standards | MT | 1125.86 | USD | 20250924 |
| Shandong Yifei | Industrial Grade | MT | 1125.86 | USD | 20250924 |
| Shandong Yifei | China national standards | MT | 1125.86 | USD | 20250924 |
| Shandong Yifei | China national standards | MT | 1055.49 | USD | 20250924 |
| Shandong Yifei | China national standards | MT | 1407.32 | USD | 20250924 |