| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1598.62 | USD | 20251211 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1597.11 | USD | 20251210 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1596.65 | USD | 20251209 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1596.86 | USD | 20251208 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1597.2 | USD | 20251205 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1597.56 | USD | 20251204 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1597.08 | USD | 20251203 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1596.18 | USD | 20251202 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1625.23 | USD | 20251201 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1624.55 | USD | 20251128 |