| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 250.0 | USD | 20210115 |
| Unknown | China national standards | MT | 1500.0 | USD | 20210114 |
| Unknown | China national standards | MT | 1640.0 | USD | 20210114 |
| Unknown | China national standards | MT | 1550.0 | USD | 20210114 |
| Unknown | China national standards | MT | 1640.0 | USD | 20210114 |
| Unknown | China national standards | MT | 1640.0 | USD | 20210113 |
| Unknown | China national standards | MT | 220.0 | USD | 20210113 |
| Unknown | China national standards | MT | 250.0 | USD | 20210113 |
| Unknown | China national standards | MT | 250.0 | USD | 20210113 |
| Unknown | China national standards | MT | 1720.0 | USD | 20210112 |