| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1230.0 | USD | 20180522 |
| Unknown | China national standards | MT | 1730.0 | USD | 20180522 |
| Unknown | China national standards | MT | 210.0 | USD | 20180520 |
| Unknown | China national standards | MT | 190.0 | USD | 20180519 |
| Unknown | China national standards | MT | 270.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1340.0 | USD | 20180518 |
| Unknown | China national standards | MT | 1300.0 | USD | 20180514 |
| Unknown | China national standards | MT | 1350.0 | USD | 20180514 |
| Unknown | China national standards | MT | 230.0 | USD | 20180513 |
| Unknown | China national standards | MT | 1450.0 | USD | 20180512 |