| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18790.0 | USD | 20180821 |
| Unknown | China national standards | MT | 18730.0 | USD | 20180821 |
| Unknown | China national standards | MT | 13740.0 | USD | 20180821 |
| Unknown | China national standards | MT | 2470.0 | USD | 20180821 |
| Unknown | China national standards | MT | 21290.0 | USD | 20180820 |
| Unknown | China national standards | MT | 18650.0 | USD | 20180819 |
| Unknown | China national standards | MT | 2110.0 | USD | 20180817 |
| Unknown | China national standards | MT | 2880.0 | USD | 20180817 |
| Unknown | China national standards | MT | 3170.0 | USD | 20180816 |
| Unknown | China national standards | MT | 21300.0 | USD | 20180814 |