| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1440.0 | USD | 20180220 |
| Unknown | China national standards | MT | 1370.0 | USD | 20180219 |
| Unknown | China national standards | MT | 250.0 | USD | 20180219 |
| Unknown | China national standards | MT | 220.0 | USD | 20180218 |
| Unknown | China national standards | MT | 220.0 | USD | 20180218 |
| Unknown | China national standards | MT | 1640.0 | USD | 20180217 |
| Unknown | China national standards | MT | 1640.0 | USD | 20180217 |
| Unknown | China national standards | MT | 230.0 | USD | 20180216 |
| Unknown | China national standards | MT | 200.0 | USD | 20180215 |
| Unknown | China national standards | MT | 220.0 | USD | 20180215 |