| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 930.0 | USD | 20180901 |
| Unknown | China national standards | MT | 1300.0 | USD | 20180901 |
| Unknown | China national standards | MT | 130.0 | USD | 20180821 |
| Unknown | China national standards | MT | 160.0 | USD | 20180817 |
| Unknown | China national standards | MT | 860.0 | USD | 20180816 |
| Unknown | China national standards | MT | 870.0 | USD | 20180811 |
| Unknown | China national standards | MT | 1070.0 | USD | 20180801 |
| Unknown | China national standards | MT | 130.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1070.0 | USD | 20180801 |
| Unknown | China national standards | MT | 170.0 | USD | 20180801 |