| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20170723 |
| Unknown | China national standards | MT | 90.0 | USD | 20170723 |
| Unknown | China national standards | MT | 90.0 | USD | 20170722 |
| Unknown | China national standards | MT | 80.0 | USD | 20170722 |
| Unknown | China national standards | MT | 100.0 | USD | 20170721 |
| Unknown | China national standards | MT | 90.0 | USD | 20170721 |
| Unknown | China national standards | MT | 90.0 | USD | 20170721 |
| Unknown | China national standards | MT | 90.0 | USD | 20170720 |
| Unknown | China national standards | MT | 90.0 | USD | 20170719 |
| Unknown | China national standards | MT | 90.0 | USD | 20170717 |