| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1160.0 | USD | 20210121 |
| Unknown | China national standards | MT | 210.0 | USD | 20210115 |
| Unknown | China national standards | MT | 1110.0 | USD | 20210112 |
| Unknown | China national standards | MT | 180.0 | USD | 20210101 |
| Unknown | China national standards | MT | 170.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1120.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1150.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1120.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1100.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1330.0 | USD | 20210101 |