| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 450.0 | USD | 20191021 |
| Unknown | China national standards | MT | 300.0 | USD | 20191021 |
| Unknown | China national standards | MT | 1470.0 | USD | 20191020 |
| Unknown | China national standards | MT | 2130.0 | USD | 20191019 |
| Unknown | China national standards | MT | 300.0 | USD | 20191019 |
| Unknown | China national standards | MT | 130.0 | USD | 20191018 |
| Unknown | China national standards | MT | 990.0 | USD | 20191018 |
| Unknown | China national standards | MT | 170.0 | USD | 20191017 |
| Unknown | China national standards | MT | 1200.0 | USD | 20191016 |
| Unknown | China national standards | MT | 70.0 | USD | 20191016 |