| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Wanzhong | China national standards | MT | 833.88 | USD | 20251203 |
| Shanghai Wanzhong | China national standards | MT | 861.65 | USD | 20251202 |
| Shanghai Wanzhong | China national standards | MT | 847.53 | USD | 20251202 |
| Shanghai Wanzhong | China national standards | MT | 854.59 | USD | 20251202 |
| Shanghai Wanzhong | China national standards | MT | 873.02 | USD | 20251128 |
| Shanghai Wanzhong | China national standards | MT | 873.14 | USD | 20251127 |
| Shanghai Wanzhong | China national standards | MT | 879.99 | USD | 20251126 |
| Shanghai Wanzhong | China national standards | MT | 879.62 | USD | 20251125 |
| Shanghai Wanzhong | China national standards | MT | 882.18 | USD | 20251124 |
| Shanghai Wanzhong | China national standards | MT | 880.42 | USD | 20251121 |