| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.53 | USD | 20251112 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.17 | USD | 20251111 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.28 | USD | 20251110 |