| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1330.0 | USD | 20180818 |
| Unknown | China national standards | MT | 7550.0 | USD | 20180817 |
| Unknown | China national standards | MT | 1150.0 | USD | 20180815 |
| Unknown | China national standards | MT | 1170.0 | USD | 20180814 |
| Unknown | China national standards | MT | 1340.0 | USD | 20180811 |
| Unknown | China national standards | MT | 7920.0 | USD | 20180810 |
| Unknown | China national standards | MT | 7940.0 | USD | 20180801 |
| Unknown | China national standards | MT | 7610.0 | USD | 20180801 |
| Unknown | China national standards | MT | 7790.0 | USD | 20180801 |
| Unknown | China national standards | MT | 8700.0 | USD | 20180801 |