| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1610.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1730.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1760.0 | USD | 20190801 |
| Unknown | China national standards | MT | 2190.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1290.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1850.0 | USD | 20190801 |
| Unknown | China national standards | MT | 260.0 | USD | 20190723 |
| Unknown | China national standards | MT | 390.0 | USD | 20190722 |
| Unknown | China national standards | MT | 1280.0 | USD | 20190722 |
| Unknown | China national standards | MT | 1290.0 | USD | 20190721 |