| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 540.0 | USD | 20210315 |
| Unknown | China national standards | MT | 840.0 | USD | 20210314 |
| Unknown | China national standards | MT | 3610.0 | USD | 20210314 |
| Unknown | China national standards | MT | 1870.0 | USD | 20210313 |
| Unknown | China national standards | MT | 840.0 | USD | 20210313 |
| Unknown | China national standards | MT | 1640.0 | USD | 20210313 |
| Unknown | China national standards | MT | 2190.0 | USD | 20210312 |
| Unknown | China national standards | MT | 4360.0 | USD | 20210311 |
| Unknown | China national standards | MT | 9260.0 | USD | 20210311 |
| Unknown | China national standards | MT | 10520.0 | USD | 20210310 |