| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1600.0 | USD | 20190401 |
| Unknown | China national standards | MT | 1680.0 | USD | 20190401 |
| Unknown | China national standards | MT | 270.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1680.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190320 |
| Unknown | China national standards | MT | 270.0 | USD | 20190319 |
| Unknown | China national standards | MT | 240.0 | USD | 20190318 |
| Unknown | China national standards | MT | 240.0 | USD | 20190318 |
| Unknown | China national standards | MT | 1610.0 | USD | 20190317 |