| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 250.0 | USD | 20210201 |
| Unknown | China national standards | MT | 40.0 | USD | 20210201 |
| Unknown | China national standards | MT | 40.0 | USD | 20210201 |
| Unknown | China national standards | MT | 40.0 | USD | 20210123 |
| Unknown | China national standards | MT | 80.0 | USD | 20210123 |
| Unknown | China national standards | MT | 40.0 | USD | 20210122 |
| Unknown | China national standards | MT | 110.0 | USD | 20210122 |
| Unknown | China national standards | MT | 880.0 | USD | 20210121 |
| Unknown | China national standards | MT | 500.0 | USD | 20210119 |
| Unknown | China national standards | MT | 40.0 | USD | 20210118 |