| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20210311 |
| Unknown | China national standards | MT | 80.0 | USD | 20210310 |
| Unknown | China national standards | MT | 60.0 | USD | 20210310 |
| Unknown | China national standards | MT | 650.0 | USD | 20210310 |
| Unknown | China national standards | MT | 560.0 | USD | 20210301 |
| Unknown | China national standards | MT | 660.0 | USD | 20210301 |
| Unknown | China national standards | MT | 430.0 | USD | 20210301 |
| Unknown | China national standards | MT | 570.0 | USD | 20210301 |
| Unknown | China national standards | MT | 60.0 | USD | 20210301 |
| Unknown | China national standards | MT | 400.0 | USD | 20210301 |