| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2030.0 | USD | 20190401 |
| Unknown | China national standards | MT | 410.0 | USD | 20190401 |
| Unknown | China national standards | MT | 270.0 | USD | 20190323 |
| Unknown | China national standards | MT | 410.0 | USD | 20190323 |
| Unknown | China national standards | MT | 10600.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190322 |
| Unknown | China national standards | MT | 11950.0 | USD | 20190321 |
| Unknown | China national standards | MT | 1840.0 | USD | 20190321 |
| Unknown | China national standards | MT | 1760.0 | USD | 20190320 |
| Unknown | China national standards | MT | 410.0 | USD | 20190320 |