| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 430.0 | USD | 20190813 |
| Unknown | China national standards | MT | 720.0 | USD | 20190812 |
| Unknown | China national standards | MT | 490.0 | USD | 20190811 |
| Unknown | China national standards | MT | 820.0 | USD | 20190811 |
| Unknown | China national standards | MT | 430.0 | USD | 20190811 |
| Unknown | China national standards | MT | 500.0 | USD | 20190810 |
| Unknown | China national standards | MT | 3490.0 | USD | 20190801 |
| Unknown | China national standards | MT | 760.0 | USD | 20190801 |
| Unknown | China national standards | MT | 5270.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3430.0 | USD | 20190801 |