| Vendor | Spec | Unit | Price | Currency | Date |
| Luoyang Jiaxin Technology Industry Co., Ltd. | China national standards | MT | 108.67 | USD | 20251028 |
| Luoyang Jiaxin Technology Industry Co., Ltd. | China national standards | MT | 108.52 | USD | 20251022 |
| Luoyang Jiaxin Technology Industry Co., Ltd. | China national standards | MT | 109.78 | USD | 20251011 |
| Luoyang Jiaxin Technology Industry Co., Ltd. | China national standards | MT | 110.49 | USD | 20251010 |