| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1630.0 | USD | 20180419 |
| Unknown | China national standards | MT | 2400.0 | USD | 20180417 |
| Unknown | China national standards | MT | 380.0 | USD | 20180417 |
| Unknown | China national standards | MT | 1480.0 | USD | 20180416 |
| Unknown | China national standards | MT | 280.0 | USD | 20180416 |
| Unknown | China national standards | MT | 260.0 | USD | 20180414 |
| Unknown | China national standards | MT | 230.0 | USD | 20180414 |
| Unknown | China national standards | MT | 1800.0 | USD | 20180412 |
| Unknown | China national standards | MT | 260.0 | USD | 20180412 |
| Unknown | China national standards | MT | 380.0 | USD | 20180411 |