| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 550.0 | USD | 20191021 |
| Unknown | China national standards | MT | 100.0 | USD | 20191020 |
| Unknown | China national standards | MT | 660.0 | USD | 20191020 |
| Unknown | China national standards | MT | 740.0 | USD | 20191019 |
| Unknown | China national standards | MT | 3910.0 | USD | 20191019 |
| Unknown | China national standards | MT | 740.0 | USD | 20191019 |
| Unknown | China national standards | MT | 100.0 | USD | 20191016 |
| Unknown | China national standards | MT | 140.0 | USD | 20191016 |
| Unknown | China national standards | MT | 550.0 | USD | 20191016 |
| Unknown | China national standards | MT | 140.0 | USD | 20191014 |