| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1690.0 | USD | 20210219 |
| Unknown | China national standards | MT | 1730.0 | USD | 20210217 |
| Unknown | China national standards | MT | 270.0 | USD | 20210215 |
| Unknown | China national standards | MT | 240.0 | USD | 20210215 |
| Unknown | China national standards | MT | 270.0 | USD | 20210215 |
| Unknown | China national standards | MT | 1890.0 | USD | 20210214 |
| Unknown | China national standards | MT | 1890.0 | USD | 20210212 |
| Unknown | China national standards | MT | 1960.0 | USD | 20210201 |
| Unknown | China national standards | MT | 1530.0 | USD | 20210201 |
| Unknown | China national standards | MT | 1720.0 | USD | 20210201 |