| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 870.0 | USD | 20200901 |
| Unknown | China national standards | MT | 50.0 | USD | 20200523 |
| Unknown | China national standards | MT | 330.0 | USD | 20200523 |
| Unknown | China national standards | MT | 940.0 | USD | 20200523 |
| Unknown | China national standards | MT | 400.0 | USD | 20200523 |
| Unknown | China national standards | MT | 300.0 | USD | 20200522 |
| Unknown | China national standards | MT | 60.0 | USD | 20200522 |
| Unknown | China national standards | MT | 330.0 | USD | 20200521 |
| Unknown | China national standards | MT | 60.0 | USD | 20200521 |
| Unknown | China national standards | MT | 50.0 | USD | 20200520 |