| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 620.0 | USD | 20201001 |
| Unknown | China national standards | MT | 580.0 | USD | 20201001 |
| Unknown | China national standards | MT | 70.0 | USD | 20201001 |
| Unknown | China national standards | MT | 70.0 | USD | 20200923 |
| Unknown | China national standards | MT | 660.0 | USD | 20200922 |
| Unknown | China national standards | MT | 800.0 | USD | 20200922 |
| Unknown | China national standards | MT | 100.0 | USD | 20200922 |
| Unknown | China national standards | MT | 980.0 | USD | 20200922 |
| Unknown | China national standards | MT | 120.0 | USD | 20200921 |
| Unknown | China national standards | MT | 110.0 | USD | 20200921 |