| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20210122 |
| Unknown | China national standards | MT | 80.0 | USD | 20210122 |
| Unknown | China national standards | MT | 90.0 | USD | 20210122 |
| Unknown | China national standards | MT | 700.0 | USD | 20210121 |
| Unknown | China national standards | MT | 370.0 | USD | 20210121 |
| Unknown | China national standards | MT | 80.0 | USD | 20210121 |
| Unknown | China national standards | MT | 370.0 | USD | 20210120 |
| Unknown | China national standards | MT | 100.0 | USD | 20210120 |
| Unknown | China national standards | MT | 410.0 | USD | 20210119 |
| Unknown | China national standards | MT | 1340.0 | USD | 20210119 |