| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 260.0 | USD | 20210315 |
| Unknown | China national standards | MT | 620.0 | USD | 20210314 |
| Unknown | China national standards | MT | 5180.0 | USD | 20210313 |
| Unknown | China national standards | MT | 3480.0 | USD | 20210313 |
| Unknown | China national standards | MT | 10520.0 | USD | 20210313 |
| Unknown | China national standards | MT | 1630.0 | USD | 20210312 |
| Unknown | China national standards | MT | 370.0 | USD | 20210312 |
| Unknown | China national standards | MT | 370.0 | USD | 20210312 |
| Unknown | China national standards | MT | 680.0 | USD | 20210311 |
| Unknown | China national standards | MT | 3840.0 | USD | 20210310 |