| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 490.0 | USD | 20210212 |
| Unknown | China national standards | MT | 60.0 | USD | 20210211 |
| Unknown | China national standards | MT | 410.0 | USD | 20210210 |
| Unknown | China national standards | MT | 60.0 | USD | 20210201 |
| Unknown | China national standards | MT | 560.0 | USD | 20210201 |
| Unknown | China national standards | MT | 490.0 | USD | 20210201 |
| Unknown | China national standards | MT | 420.0 | USD | 20210201 |
| Unknown | China national standards | MT | 60.0 | USD | 20210201 |
| Unknown | China national standards | MT | 80.0 | USD | 20210201 |
| Unknown | China national standards | MT | 60.0 | USD | 20210201 |