| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1600.0 | USD | 20181122 |
| Unknown | China national standards | MT | 220.0 | USD | 20181121 |
| Unknown | China national standards | MT | 1590.0 | USD | 20181121 |
| Unknown | China national standards | MT | 250.0 | USD | 20181117 |
| Unknown | China national standards | MT | 1690.0 | USD | 20181116 |
| Unknown | China national standards | MT | 1690.0 | USD | 20181114 |
| Unknown | China national standards | MT | 1540.0 | USD | 20181111 |
| Unknown | China national standards | MT | 220.0 | USD | 20181110 |
| Unknown | China national standards | MT | 230.0 | USD | 20181110 |
| Unknown | China national standards | MT | 1470.0 | USD | 20181101 |