| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1930.0 | USD | 20210122 |
| Unknown | China national standards | MT | 12590.0 | USD | 20210120 |
| Unknown | China national standards | MT | 1960.0 | USD | 20210118 |
| Unknown | China national standards | MT | 12340.0 | USD | 20210117 |
| Unknown | China national standards | MT | 1960.0 | USD | 20210110 |
| Unknown | China national standards | MT | 1840.0 | USD | 20210101 |
| Unknown | China national standards | MT | 12720.0 | USD | 20210101 |
| Unknown | China national standards | MT | 11834.59 | USD | 20210101 |
| Unknown | China national standards | MT | 12029.13 | USD | 20210101 |
| Unknown | China national standards | MT | 11402.72 | USD | 20210101 |