| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Wanzhong | China national standards | MT | 820.53 | USD | 20251211 |
| Shanghai Wanzhong | China national standards | MT | 819.75 | USD | 20251210 |
| Shanghai Wanzhong | China national standards | MT | 819.75 | USD | 20251210 |
| Shanghai Wanzhong | China national standards | MT | 812.46 | USD | 20251209 |
| Shanghai Wanzhong | China national standards | MT | 812.46 | USD | 20251209 |
| Shanghai Wanzhong | China national standards | MT | 812.56 | USD | 20251208 |
| Shanghai Wanzhong | China national standards | MT | 812.73 | USD | 20251205 |
| Shanghai Wanzhong | China national standards | MT | 819.99 | USD | 20251204 |
| Shanghai Wanzhong | China national standards | MT | 812.92 | USD | 20251204 |
| Shanghai Wanzhong | China national standards | MT | 831.05 | USD | 20251203 |