| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1290.0 | USD | 20210323 |
| Unknown | China national standards | MT | 4240.0 | USD | 20210323 |
| Unknown | China national standards | MT | 200.0 | USD | 20210323 |
| Unknown | China national standards | MT | 1280.0 | USD | 20210322 |
| Unknown | China national standards | MT | 60.0 | USD | 20210321 |
| Unknown | China national standards | MT | 180.0 | USD | 20210321 |
| Unknown | China national standards | MT | 60.0 | USD | 20210319 |
| Unknown | China national standards | MT | 1130.0 | USD | 20210318 |
| Unknown | China national standards | MT | 410.0 | USD | 20210317 |
| Unknown | China national standards | MT | 200.0 | USD | 20210316 |