| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 90.0 | USD | 20200901 |
| Unknown | China national standards | MT | 6970.0 | USD | 20200901 |
| Unknown | China national standards | MT | 650.0 | USD | 20200901 |
| Unknown | China national standards | MT | 30.0 | USD | 20200715 |
| Unknown | China national standards | MT | 30.0 | USD | 20200701 |
| Unknown | China national standards | MT | 450.0 | USD | 20200523 |
| Unknown | China national standards | MT | 2720.0 | USD | 20200523 |
| Unknown | China national standards | MT | 40.0 | USD | 20200523 |
| Unknown | China national standards | MT | 50.0 | USD | 20200523 |
| Unknown | China national standards | MT | 50.0 | USD | 20200522 |