| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 920.0 | USD | 20200514 |
| Unknown | China national standards | MT | 100.0 | USD | 20200513 |
| Unknown | China national standards | MT | 920.0 | USD | 20200512 |
| Unknown | China national standards | MT | 760.0 | USD | 20200512 |
| Unknown | China national standards | MT | 110.0 | USD | 20200512 |
| Unknown | China national standards | MT | 3310.0 | USD | 20200511 |
| Unknown | China national standards | MT | 100.0 | USD | 20200510 |
| Unknown | China national standards | MT | 470.0 | USD | 20200501 |
| Unknown | China national standards | MT | 130.0 | USD | 20200501 |
| Unknown | China national standards | MT | 120.0 | USD | 20200501 |