| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3370.0 | USD | 20210118 |
| Unknown | China national standards | MT | 120.0 | USD | 20210118 |
| Unknown | China national standards | MT | 130.0 | USD | 20210117 |
| Unknown | China national standards | MT | 140.0 | USD | 20210116 |
| Unknown | China national standards | MT | 826.96 | USD | 20210115 |
| Unknown | China national standards | MT | 120.0 | USD | 20210115 |
| Unknown | China national standards | MT | 759.26 | USD | 20210114 |
| Unknown | China national standards | MT | 130.0 | USD | 20210113 |
| Unknown | China national standards | MT | 560.0 | USD | 20210113 |
| Unknown | China national standards | MT | 720.91 | USD | 20210113 |