| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3310.0 | USD | 20191020 |
| Unknown | China national standards | MT | 12550.0 | USD | 20191020 |
| Unknown | China national standards | MT | 470.0 | USD | 20191019 |
| Unknown | China national standards | MT | 20180.0 | USD | 20191017 |
| Unknown | China national standards | MT | 110.0 | USD | 20191014 |
| Unknown | China national standards | MT | 3310.0 | USD | 20191014 |
| Unknown | China national standards | MT | 30.0 | USD | 20191013 |
| Unknown | China national standards | MT | 20200.0 | USD | 20191012 |
| Unknown | China national standards | MT | 230.0 | USD | 20191012 |
| Unknown | China national standards | MT | 800.0 | USD | 20191011 |