| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 97150.0 | USD | 20190401 |
| Unknown | China national standards | MT | 10120.0 | USD | 20190401 |
| Unknown | China national standards | MT | 41210.0 | USD | 20190322 |
| Unknown | China national standards | MT | 9560.0 | USD | 20190321 |
| Unknown | China national standards | MT | 104390.0 | USD | 20190321 |
| Unknown | China national standards | MT | 65850.0 | USD | 20190320 |
| Unknown | China national standards | MT | 87390.0 | USD | 20190319 |
| Unknown | China national standards | MT | 41140.0 | USD | 20190319 |
| Unknown | China national standards | MT | 46400.0 | USD | 20190319 |
| Unknown | China national standards | MT | 250.0 | USD | 20190318 |