| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2870.0 | USD | 20210114 |
| Unknown | China national standards | MT | 1170.0 | USD | 20210113 |
| Unknown | China national standards | MT | 680.0 | USD | 20210113 |
| Unknown | China national standards | MT | 700.0 | USD | 20210112 |
| Unknown | China national standards | MT | 830.0 | USD | 20210112 |
| Unknown | China national standards | MT | 130.0 | USD | 20210112 |
| Unknown | China national standards | MT | 470.0 | USD | 20210111 |
| Unknown | China national standards | MT | 830.0 | USD | 20210110 |
| Unknown | China national standards | MT | 130.0 | USD | 20210110 |
| Unknown | China national standards | MT | 1160.0 | USD | 20210110 |