| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 290.0 | USD | 20180216 |
| Unknown | China national standards | MT | 230.0 | USD | 20180215 |
| Unknown | China national standards | MT | 270.0 | USD | 20180215 |
| Unknown | China national standards | MT | 1930.0 | USD | 20180214 |
| Unknown | China national standards | MT | 1680.0 | USD | 20180213 |
| Unknown | China national standards | MT | 1930.0 | USD | 20180213 |
| Unknown | China national standards | MT | 270.0 | USD | 20180212 |
| Unknown | China national standards | MT | 1760.0 | USD | 20180211 |
| Unknown | China national standards | MT | 230.0 | USD | 20180211 |
| Unknown | China national standards | MT | 1680.0 | USD | 20180201 |