| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 24490.0 | USD | 20200520 |
| Unknown | China national standards | MT | 3480.0 | USD | 20200519 |
| Unknown | China national standards | MT | 3130.0 | USD | 20200518 |
| Unknown | China national standards | MT | 2200.0 | USD | 20200516 |
| Unknown | China national standards | MT | 24490.0 | USD | 20200516 |
| Unknown | China national standards | MT | 3400.0 | USD | 20200514 |
| Unknown | China national standards | MT | 3450.0 | USD | 20200512 |
| Unknown | China national standards | MT | 25820.0 | USD | 20200501 |
| Unknown | China national standards | MT | 15590.0 | USD | 20200501 |
| Unknown | China national standards | MT | 2210.0 | USD | 20200501 |