| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18200.0 | USD | 20190321 |
| Unknown | China national standards | MT | 2810.0 | USD | 20190321 |
| Unknown | China national standards | MT | 16160.0 | USD | 20190320 |
| Unknown | China national standards | MT | 11880.0 | USD | 20190320 |
| Unknown | China national standards | MT | 2020.0 | USD | 20190319 |
| Unknown | China national standards | MT | 13300.0 | USD | 20190319 |
| Unknown | China national standards | MT | 2360.0 | USD | 20190319 |
| Unknown | China national standards | MT | 1940.0 | USD | 20190319 |
| Unknown | China national standards | MT | 14890.0 | USD | 20190318 |
| Unknown | China national standards | MT | 2020.0 | USD | 20190318 |