| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Wanzhong | China national standards | MT | 890.54 | USD | 20251118 |
| Shanghai Wanzhong | China national standards | MT | 883.27 | USD | 20251117 |
| Shanghai Wanzhong | China national standards | MT | 881.04 | USD | 20251114 |
| Shanghai Wanzhong | China national standards | MT | 886.19 | USD | 20251113 |
| Shanghai Wanzhong | China national standards | MT | 886.59 | USD | 20251112 |
| Shanghai Wanzhong | China national standards | MT | 881.95 | USD | 20251111 |
| Shanghai Wanzhong | China national standards | MT | 884.89 | USD | 20251110 |
| Shanghai Wanzhong | China national standards | MT | 877.28 | USD | 20251105 |
| Shanghai Wanzhong | China national standards | MT | 877.48 | USD | 20251104 |
| Shanghai Wanzhong | China national standards | MT | 880.52 | USD | 20251103 |