| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Xinhou | N330 | MT | 253.2 | USD | 20250929 |
| Jinan Xinhou | N660 | MT | 1209.75 | USD | 20250929 |
| Jinan Xinhou | N220 | MT | 1350.42 | USD | 20250929 |
| Jinan Jinquanjin | 600 mesh | MT | 239.14 | USD | 20250929 |
| Jinan Jinquanjin | China national standards | MT | 1899.03 | USD | 20250929 |
| Jinan Jinquanjin | N220 | MT | 253.2 | USD | 20250929 |
| Shandong Junfeng | China national standards | MT | 1208.68 | USD | 20250928 |
| Shandong Junfeng | N220 | MT | 983.81 | USD | 20250928 |
| Jinan Jinquanjin | China national standards | MT | 1897.35 | USD | 20250926 |
| Jinan Jinquanjin | 600 mesh | MT | 238.93 | USD | 20250926 |