| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 830.0 | USD | 20190801 |
| Unknown | China national standards | MT | 500.0 | USD | 20190801 |
| Unknown | China national standards | MT | 5270.0 | USD | 20190801 |
| Unknown | China national standards | MT | 760.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3490.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3430.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1710.0 | USD | 20190723 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190723 |
| Unknown | China national standards | MT | 3500.0 | USD | 20190723 |
| Unknown | China national standards | MT | 3280.0 | USD | 20190722 |