| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 184.18 | USD | 20250919 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 182.88 | USD | 20250918 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 184.29 | USD | 20250918 |