| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3490.0 | USD | 20191020 |
| Unknown | China national standards | MT | 3700.0 | USD | 20191020 |
| Unknown | China national standards | MT | 580.0 | USD | 20191019 |
| Unknown | China national standards | MT | 3800.0 | USD | 20191019 |
| Unknown | China national standards | MT | 540.0 | USD | 20191018 |
| Unknown | China national standards | MT | 3490.0 | USD | 20191018 |
| Unknown | China national standards | MT | 580.0 | USD | 20191017 |
| Unknown | China national standards | MT | 3570.0 | USD | 20191016 |
| Unknown | China national standards | MT | 3900.0 | USD | 20191016 |
| Unknown | China national standards | MT | 4230.0 | USD | 20191015 |