| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1300.0 | USD | 20170901 |
| Unknown | China national standards | MT | 190.0 | USD | 20170901 |
| Unknown | China national standards | MT | 1200.0 | USD | 20170816 |
| Unknown | China national standards | MT | 180.0 | USD | 20170812 |
| Unknown | China national standards | MT | 1200.0 | USD | 20170810 |
| Unknown | China national standards | MT | 180.0 | USD | 20170801 |
| Unknown | China national standards | MT | 1240.0 | USD | 20170722 |
| Unknown | China national standards | MT | 180.0 | USD | 20170720 |
| Unknown | China national standards | MT | 180.0 | USD | 20170719 |
| Unknown | China national standards | MT | 1240.0 | USD | 20170714 |