| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 350.0 | USD | 20210201 |
| Unknown | China national standards | MT | 260.0 | USD | 20210201 |
| Unknown | China national standards | MT | 5151.08 | USD | 20210122 |
| Unknown | China national standards | MT | 260.0 | USD | 20210121 |
| Unknown | China national standards | MT | 350.0 | USD | 20210120 |
| Unknown | China national standards | MT | 1730.0 | USD | 20210119 |
| Unknown | China national standards | MT | 5480.0 | USD | 20210119 |
| Unknown | China national standards | MT | 340.0 | USD | 20210117 |
| Unknown | China national standards | MT | 2330.0 | USD | 20210117 |
| Unknown | China national standards | MT | 2330.0 | USD | 20210117 |