| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 430.0 | USD | 20200317 |
| Unknown | China national standards | MT | 50.0 | USD | 20200317 |
| Unknown | China national standards | MT | 390.0 | USD | 20200316 |
| Unknown | China national standards | MT | 60.0 | USD | 20200316 |
| Unknown | China national standards | MT | 430.0 | USD | 20200315 |
| Unknown | China national standards | MT | 390.0 | USD | 20200315 |
| Unknown | China national standards | MT | 60.0 | USD | 20200315 |
| Unknown | China national standards | MT | 570.0 | USD | 20200314 |
| Unknown | China national standards | MT | 60.0 | USD | 20200314 |
| Unknown | China national standards | MT | 50.0 | USD | 20200314 |