| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16880.0 | USD | 20210223 |
| Unknown | China national standards | MT | 18160.0 | USD | 20210221 |
| Unknown | China national standards | MT | 16200.0 | USD | 20210221 |
| Unknown | China national standards | MT | 2510.0 | USD | 20210217 |
| Unknown | China national standards | MT | 16250.0 | USD | 20210216 |
| Unknown | China national standards | MT | 2580.0 | USD | 20210201 |
| Unknown | China national standards | MT | 2500.0 | USD | 20210201 |
| Unknown | China national standards | MT | 2800.0 | USD | 20210201 |
| Unknown | China national standards | MT | 2580.0 | USD | 20210201 |
| Unknown | China national standards | MT | 2800.0 | USD | 20210201 |