| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 397.93 | USD | 20251111 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.39 | USD | 20251110 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 397.99 | USD | 20251110 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 398.1 | USD | 20251107 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.51 | USD | 20251107 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.34 | USD | 20251106 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 397.83 | USD | 20251104 |