| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 459.18 | USD | 20251127 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 459.07 | USD | 20251126 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.87 | USD | 20251125 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.74 | USD | 20251124 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.55 | USD | 20251121 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.36 | USD | 20251120 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.68 | USD | 20251118 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.94 | USD | 20251117 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.88 | USD | 20251114 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.62 | USD | 20251113 |