| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.22 | USD | 20251028 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1523.68 | USD | 20251027 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1522.67 | USD | 20251024 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1522.89 | USD | 20251023 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1522.11 | USD | 20251022 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1521.71 | USD | 20251020 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1522.22 | USD | 20251018 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1521.81 | USD | 20251016 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1520.68 | USD | 20251014 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1520.98 | USD | 20251013 |