| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 280.0 | USD | 20180223 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180220 |
| Unknown | China national standards | MT | 230.0 | USD | 20180219 |
| Unknown | China national standards | MT | 230.0 | USD | 20180218 |
| Unknown | China national standards | MT | 1890.0 | USD | 20180217 |
| Unknown | China national standards | MT | 300.0 | USD | 20180217 |
| Unknown | China national standards | MT | 300.0 | USD | 20180217 |
| Unknown | China national standards | MT | 270.0 | USD | 20180217 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180216 |
| Unknown | China national standards | MT | 1470.0 | USD | 20180216 |