| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1100.0 | USD | 20210322 |
| Unknown | China national standards | MT | 1180.0 | USD | 20210320 |
| Unknown | China national standards | MT | 1310.0 | USD | 20210319 |
| Unknown | China national standards | MT | 1180.0 | USD | 20210318 |
| Unknown | China national standards | MT | 6940.0 | USD | 20210317 |
| Unknown | China national standards | MT | 1080.0 | USD | 20210314 |
| Unknown | China national standards | MT | 8480.0 | USD | 20210310 |
| Unknown | China national standards | MT | 8530.0 | USD | 20210301 |
| Unknown | China national standards | MT | 7100.0 | USD | 20210301 |
| Unknown | China national standards | MT | 6960.0 | USD | 20210301 |