| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 340.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1990.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1640.0 | USD | 20210301 |
| Unknown | China national standards | MT | 2180.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1650.0 | USD | 20210218 |
| Unknown | China national standards | MT | 220.0 | USD | 20210216 |
| Unknown | China national standards | MT | 1460.0 | USD | 20210215 |
| Unknown | China national standards | MT | 1460.0 | USD | 20210214 |
| Unknown | China national standards | MT | 220.0 | USD | 20210212 |
| Unknown | China national standards | MT | 1360.0 | USD | 20210201 |