| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Shouheng | China national standards | MT | 754.66 | USD | 20260105 |
| Henan Shouheng | China national standards | MT | 754.66 | USD | 20260105 |
| Henan Shouheng | China national standards | MT | 753.58 | USD | 20251229 |
| Shandong Hualu | China national standards | MT | 675.38 | USD | 20251229 |
| Henan Shouheng | China national standards | MT | 753.58 | USD | 20251229 |
| Shandong Hualu | China national standards | MT | 675.38 | USD | 20251229 |