| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.75 | USD | 20251126 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 398.33 | USD | 20251126 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 398.16 | USD | 20251125 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 398.04 | USD | 20251124 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.28 | USD | 20251123 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.28 | USD | 20251122 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 423.28 | USD | 20251121 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 397.72 | USD | 20251120 |