| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 580.0 | USD | 20210210 |
| Unknown | China national standards | MT | 5470.0 | USD | 20210201 |
| Unknown | China national standards | MT | 660.0 | USD | 20210123 |
| Unknown | China national standards | MT | 5840.0 | USD | 20210122 |
| Unknown | China national standards | MT | 5000.0 | USD | 20210122 |
| Unknown | China national standards | MT | 3978.14 | USD | 20210120 |
| Unknown | China national standards | MT | 600.0 | USD | 20210120 |
| Unknown | China national standards | MT | 5620.0 | USD | 20210119 |
| Unknown | China national standards | MT | 760.0 | USD | 20210118 |
| Unknown | China national standards | MT | 4634.15 | USD | 20210118 |