| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 220.0 | USD | 20210201 |
| Unknown | China national standards | MT | 310.0 | USD | 20210201 |
| Unknown | China national standards | MT | 310.0 | USD | 20210123 |
| Unknown | China national standards | MT | 1600.0 | USD | 20210122 |
| Unknown | China national standards | MT | 1490.0 | USD | 20210122 |
| Unknown | China national standards | MT | 220.0 | USD | 20210122 |
| Unknown | China national standards | MT | 230.0 | USD | 20210121 |
| Unknown | China national standards | MT | 1410.0 | USD | 20210121 |
| Unknown | China national standards | MT | 540.0 | USD | 20210121 |
| Unknown | China national standards | MT | 230.0 | USD | 20210121 |