| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6020.0 | USD | 20180923 |
| Unknown | China national standards | MT | 870.0 | USD | 20180922 |
| Unknown | China national standards | MT | 900.0 | USD | 20180921 |
| Unknown | China national standards | MT | 860.0 | USD | 20180921 |
| Unknown | China national standards | MT | 6000.0 | USD | 20180918 |
| Unknown | China national standards | MT | 870.0 | USD | 20180918 |
| Unknown | China national standards | MT | 920.0 | USD | 20180916 |
| Unknown | China national standards | MT | 840.0 | USD | 20180915 |
| Unknown | China national standards | MT | 840.0 | USD | 20180914 |
| Unknown | China national standards | MT | 880.0 | USD | 20180913 |