| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20210316 |
| Unknown | China national standards | MT | 90.0 | USD | 20210316 |
| Unknown | China national standards | MT | 600.0 | USD | 20210316 |
| Unknown | China national standards | MT | 600.0 | USD | 20210315 |
| Unknown | China national standards | MT | 690.0 | USD | 20210315 |
| Unknown | China national standards | MT | 110.0 | USD | 20210314 |
| Unknown | China national standards | MT | 730.0 | USD | 20210313 |
| Unknown | China national standards | MT | 101550.0 | USD | 20210313 |
| Unknown | China national standards | MT | 90.0 | USD | 20210312 |
| Unknown | China national standards | MT | 15770.0 | USD | 20210312 |