| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1191.04 | USD | 20250805 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1190.56 | USD | 20250804 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1190.56 | USD | 20250804 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1188.88 | USD | 20250801 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1188.63 | USD | 20250729 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1189.36 | USD | 20250728 |