| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinquanjin | China national standards | MT | 1897.35 | USD | 20250926 |
| Jinan Jinquanjin | 600 mesh | MT | 238.93 | USD | 20250926 |
| Jinan Jinquanjin | N220 | MT | 252.98 | USD | 20250926 |
| Jinan Jinquanjin | N220 | MT | 253.32 | USD | 20250924 |
| Jinan Jinquanjin | 600 mesh | MT | 239.24 | USD | 20250924 |
| Jinan Jinquanjin | China national standards | MT | 1899.88 | USD | 20250924 |
| Jinan Jinquanjin | China national standards | MT | 1899.88 | USD | 20250923 |
| Jinan Jinquanjin | 600 mesh | MT | 239.24 | USD | 20250923 |
| Jinan Jinquanjin | N220 | MT | 253.32 | USD | 20250923 |
| Jinan Jinquanjin | China national standards | MT | 1898.57 | USD | 20250922 |