| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 40.0 | USD | 20190321 |
| Unknown | China national standards | MT | 260.0 | USD | 20190321 |
| Unknown | China national standards | MT | 370.0 | USD | 20190321 |
| Unknown | China national standards | MT | 170.0 | USD | 20190320 |
| Unknown | China national standards | MT | 350.0 | USD | 20190320 |
| Unknown | China national standards | MT | 350.0 | USD | 20190320 |
| Unknown | China national standards | MT | 1130.0 | USD | 20190320 |
| Unknown | China national standards | MT | 2610.0 | USD | 20190320 |
| Unknown | China national standards | MT | 270.0 | USD | 20190319 |
| Unknown | China national standards | MT | 430.0 | USD | 20190319 |