| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16100.0 | USD | 20200501 |
| Unknown | China national standards | MT | 118560.0 | USD | 20200501 |
| Unknown | China national standards | MT | 15270.0 | USD | 20200420 |
| Unknown | China national standards | MT | 107630.0 | USD | 20200420 |
| Unknown | China national standards | MT | 107540.0 | USD | 20200419 |
| Unknown | China national standards | MT | 13860.0 | USD | 20200417 |
| Unknown | China national standards | MT | 98040.0 | USD | 20200413 |
| Unknown | China national standards | MT | 116950.0 | USD | 20200411 |
| Unknown | China national standards | MT | 15330.0 | USD | 20200410 |
| Unknown | China national standards | MT | 16550.0 | USD | 20200401 |