| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.83 | USD | 20251112 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.61 | USD | 20251111 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.68 | USD | 20251110 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.81 | USD | 20251107 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.62 | USD | 20251106 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.39 | USD | 20251105 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.49 | USD | 20251104 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.61 | USD | 20251103 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.52 | USD | 20251031 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.62 | USD | 20251030 |