| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Xupu Supply Chain Co., Ltd. | China national standards | MT | 1031.76 | USD | 20251210 |
| Qingdao Xupu Supply Chain Co., Ltd. | China national standards | MT | 1031.47 | USD | 20251209 |
| Qingdao Xupu Supply Chain Co., Ltd. | China national standards | MT | 1031.82 | USD | 20251207 |