| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1523.87 | USD | 20251119 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.22 | USD | 20251118 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1525.08 | USD | 20251117 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.22 | USD | 20251110 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.22 | USD | 20251110 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.65 | USD | 20251107 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.02 | USD | 20251106 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1523.25 | USD | 20251105 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1523.59 | USD | 20251104 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1524.05 | USD | 20251030 |