| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1730.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1650.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1580.0 | USD | 20180801 |
| Unknown | China national standards | MT | 260.0 | USD | 20180801 |
| Unknown | China national standards | MT | 270.0 | USD | 20180801 |
| Unknown | China national standards | MT | 260.0 | USD | 20180801 |
| Unknown | China national standards | MT | 230.0 | USD | 20180723 |
| Unknown | China national standards | MT | 1670.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1430.0 | USD | 20180722 |
| Unknown | China national standards | MT | 260.0 | USD | 20180720 |