| Vendor | Spec | Unit | Price | Currency | Date |
| QiCheng Holdings | China national standards | MT | 112.58 | USD | 20260106 |
| QiCheng Holdings | China national standards | MT | 112.58 | USD | 20260106 |
| QiCheng Holdings | China national standards | MT | 108.22 | USD | 20260105 |
| QiCheng Holdings | China national standards | MT | 108.22 | USD | 20260105 |
| QiCheng Holdings | China national standards | MT | 119.44 | USD | 20251229 |
| QiCheng Holdings | China national standards | MT | 119.44 | USD | 20251229 |