| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60.0 | USD | 20210223 |
| Unknown | China national standards | MT | 390.0 | USD | 20210221 |
| Unknown | China national standards | MT | 360.0 | USD | 20210221 |
| Unknown | China national standards | MT | 49130.0 | USD | 20210217 |
| Unknown | China national standards | MT | 60.0 | USD | 20210211 |
| Unknown | China national standards | MT | 7550.0 | USD | 20210211 |
| Unknown | China national standards | MT | 48950.0 | USD | 20210201 |
| Unknown | China national standards | MT | 390.0 | USD | 20210201 |
| Unknown | China national standards | MT | 60.0 | USD | 20210201 |
| Unknown | China national standards | MT | 360.0 | USD | 20210201 |