| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 240.0 | USD | 20190923 |
| Unknown | China national standards | MT | 240.0 | USD | 20190923 |
| Unknown | China national standards | MT | 300.0 | USD | 20190922 |
| Unknown | China national standards | MT | 1690.0 | USD | 20190922 |
| Unknown | China national standards | MT | 2070.0 | USD | 20190919 |
| Unknown | China national standards | MT | 1840.0 | USD | 20190917 |
| Unknown | China national standards | MT | 1860.0 | USD | 20190917 |
| Unknown | China national standards | MT | 2070.0 | USD | 20190917 |
| Unknown | China national standards | MT | 300.0 | USD | 20190915 |
| Unknown | China national standards | MT | 1660.0 | USD | 20190915 |