| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangjiagang Free Trade Zone Zhaohe Trade Co., Ltd. | China national standards | MT | 960.59 | USD | 20251009 |
| Zhangjiagang Free Trade Zone Zhaohe Trade Co., Ltd. | China national standards | MT | 988.66 | USD | 20250922 |
| Zhangjiagang Free Trade Zone Zhaohe Trade Co., Ltd. | China national standards | MT | 988.66 | USD | 20250922 |