| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2830.0 | USD | 20180823 |
| Unknown | China national standards | MT | 18530.0 | USD | 20180822 |
| Unknown | China national standards | MT | 2830.0 | USD | 20180821 |
| Unknown | China national standards | MT | 34420.0 | USD | 20180818 |
| Unknown | China national standards | MT | 2740.0 | USD | 20180817 |
| Unknown | China national standards | MT | 5140.0 | USD | 20180816 |
| Unknown | China national standards | MT | 2740.0 | USD | 20180813 |
| Unknown | China national standards | MT | 2740.0 | USD | 20180813 |
| Unknown | China national standards | MT | 18500.0 | USD | 20180812 |
| Unknown | China national standards | MT | 17730.0 | USD | 20180812 |