| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 940.0 | USD | 20210320 |
| Unknown | China national standards | MT | 890.0 | USD | 20210320 |
| Unknown | China national standards | MT | 970.0 | USD | 20210318 |
| Unknown | China national standards | MT | 970.0 | USD | 20210318 |
| Unknown | China national standards | MT | 140.0 | USD | 20210313 |
| Unknown | China national standards | MT | 940.0 | USD | 20210312 |
| Unknown | China national standards | MT | 910.0 | USD | 20210312 |
| Unknown | China national standards | MT | 910.0 | USD | 20210311 |
| Unknown | China national standards | MT | 150.0 | USD | 20210310 |
| Unknown | China national standards | MT | 1030.0 | USD | 20210301 |