| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1580.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190501 |
| Unknown | China national standards | MT | 230.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1620.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1540.0 | USD | 20190421 |
| Unknown | China national standards | MT | 230.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1580.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1350.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1680.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1440.0 | USD | 20190418 |