| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 320.0 | USD | 20210301 |
| Unknown | China national standards | MT | 350.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1680.0 | USD | 20210223 |
| Unknown | China national standards | MT | 310.0 | USD | 20210223 |
| Unknown | China national standards | MT | 350.0 | USD | 20210223 |
| Unknown | China national standards | MT | 1750.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1680.0 | USD | 20210218 |
| Unknown | China national standards | MT | 270.0 | USD | 20210218 |
| Unknown | China national standards | MT | 330.0 | USD | 20210218 |
| Unknown | China national standards | MT | 270.0 | USD | 20210217 |