| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20210118 |
| Unknown | China national standards | MT | 90.0 | USD | 20210118 |
| Unknown | China national standards | MT | 600.0 | USD | 20210117 |
| Unknown | China national standards | MT | 110.0 | USD | 20210116 |
| Unknown | China national standards | MT | 110.0 | USD | 20210116 |
| Unknown | China national standards | MT | 90.0 | USD | 20210115 |
| Unknown | China national standards | MT | 330.0 | USD | 20210113 |
| Unknown | China national standards | MT | 90.0 | USD | 20210113 |
| Unknown | China national standards | MT | 700.0 | USD | 20210112 |
| Unknown | China national standards | MT | 4050.0 | USD | 20210112 |