| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Qiancheng | China national standards | MT | 846.25 | USD | 20251105 |
| Shandong Qiancheng | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Qiancheng | China national standards | MT | 846.66 | USD | 20251103 |
| Shandong Qiancheng | China national standards | MT | 846.5 | USD | 20251101 |
| Shandong Qiancheng | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Qiancheng | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Qiancheng | China national standards | MT | 846.94 | USD | 20251029 |
| Shandong Qiancheng | China national standards | MT | 846.79 | USD | 20251028 |
| Shandong Qiancheng | China national standards | MT | 846.49 | USD | 20251027 |