| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun | China national standards | MT | 1449.72 | USD | 20251012 |
| Shandong Zhenkun | China national standards | MT | 1449.72 | USD | 20251011 |
| Shandong Zhenkun | China national standards | MT | 1449.72 | USD | 20251010 |
| Shandong Zhenkun | China national standards | MT | 1448.62 | USD | 20251009 |
| Shandong Zhenkun | China national standards | MT | 1449.58 | USD | 20251008 |
| Shandong Zhenkun | China national standards | MT | 1449.58 | USD | 20251006 |
| Shandong Zhenkun | China national standards | MT | 1449.58 | USD | 20251001 |
| Shandong Zhenkun | China national standards | MT | 1447.61 | USD | 20250928 |