| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 260.0 | USD | 20190813 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190813 |
| Unknown | China national standards | MT | 1560.0 | USD | 20190813 |
| Unknown | China national standards | MT | 260.0 | USD | 20190812 |
| Unknown | China national standards | MT | 280.0 | USD | 20190812 |
| Unknown | China national standards | MT | 270.0 | USD | 20190812 |
| Unknown | China national standards | MT | 270.0 | USD | 20190810 |
| Unknown | China national standards | MT | 230.0 | USD | 20190810 |
| Unknown | China national standards | MT | 270.0 | USD | 20190801 |
| Unknown | China national standards | MT | 270.0 | USD | 20190801 |