| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yifei | China national standards | MT | 1057.02 | USD | 20251022 |
| Shandong Yifei | Industrial Grade | MT | 1057.02 | USD | 20251022 |
| Shandong Yifei | China national standards | MT | 1127.49 | USD | 20251022 |
| Shandong Yifei | Industrial Grade | MT | 1127.49 | USD | 20251022 |
| Shandong Yifei | China national standards | MT | 1127.49 | USD | 20251022 |
| Shandong Yifei | China national standards | MT | 1409.36 | USD | 20251022 |
| Shandong Yifei | Industrial Grade | MT | 1056.74 | USD | 20251020 |
| Shandong Yifei | China national standards | MT | 1056.74 | USD | 20251020 |
| Shandong Yifei | China national standards | MT | 1408.99 | USD | 20251020 |
| Shandong Yifei | Industrial Grade | MT | 1127.19 | USD | 20251020 |