| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 350.0 | USD | 20210201 |
| Unknown | China national standards | MT | 240.0 | USD | 20210201 |
| Unknown | China national standards | MT | 540.0 | USD | 20210123 |
| Unknown | China national standards | MT | 310.0 | USD | 20210123 |
| Unknown | China national standards | MT | 300.0 | USD | 20210123 |
| Unknown | China national standards | MT | 310.0 | USD | 20210122 |
| Unknown | China national standards | MT | 540.0 | USD | 20210122 |
| Unknown | China national standards | MT | 1650.0 | USD | 20210120 |
| Unknown | China national standards | MT | 2020.0 | USD | 20210120 |
| Unknown | China national standards | MT | 1780.0 | USD | 20210120 |