| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2650.0 | USD | 20190320 |
| Unknown | China national standards | MT | 400.0 | USD | 20190320 |
| Unknown | China national standards | MT | 3310.0 | USD | 20190319 |
| Unknown | China national standards | MT | 3460.0 | USD | 20190319 |
| Unknown | China national standards | MT | 390.0 | USD | 20190319 |
| Unknown | China national standards | MT | 430.0 | USD | 20190318 |
| Unknown | China national standards | MT | 430.0 | USD | 20190318 |
| Unknown | China national standards | MT | 2860.0 | USD | 20190317 |
| Unknown | China national standards | MT | 490.0 | USD | 20190317 |
| Unknown | China national standards | MT | 450.0 | USD | 20190317 |