| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 380.0 | USD | 20210216 |
| Unknown | China national standards | MT | 270.0 | USD | 20210215 |
| Unknown | China national standards | MT | 330.0 | USD | 20210215 |
| Unknown | China national standards | MT | 2140.0 | USD | 20210215 |
| Unknown | China national standards | MT | 330.0 | USD | 20210214 |
| Unknown | China national standards | MT | 3620.0 | USD | 20210213 |
| Unknown | China national standards | MT | 330.0 | USD | 20210213 |
| Unknown | China national standards | MT | 2850.0 | USD | 20210212 |
| Unknown | China national standards | MT | 270.0 | USD | 20210210 |
| Unknown | China national standards | MT | 2470.0 | USD | 20210201 |