| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1000.0 | USD | 20210319 |
| Unknown | China national standards | MT | 780.0 | USD | 20210318 |
| Unknown | China national standards | MT | 920.0 | USD | 20210318 |
| Unknown | China national standards | MT | 130.0 | USD | 20210318 |
| Unknown | China national standards | MT | 160.0 | USD | 20210318 |
| Unknown | China national standards | MT | 160.0 | USD | 20210317 |
| Unknown | China national standards | MT | 130.0 | USD | 20210317 |
| Unknown | China national standards | MT | 160.0 | USD | 20210317 |
| Unknown | China national standards | MT | 160.0 | USD | 20210316 |
| Unknown | China national standards | MT | 180.0 | USD | 20210316 |