| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20180410 |
| Unknown | China national standards | MT | 1050.0 | USD | 20180401 |
| Unknown | China national standards | MT | 1630.0 | USD | 20180401 |
| Unknown | China national standards | MT | 2400.0 | USD | 20180401 |
| Unknown | China national standards | MT | 1050.0 | USD | 20180401 |
| Unknown | China national standards | MT | 280.0 | USD | 20180401 |
| Unknown | China national standards | MT | 1390.0 | USD | 20180321 |
| Unknown | China national standards | MT | 230.0 | USD | 20180320 |
| Unknown | China national standards | MT | 1510.0 | USD | 20180319 |
| Unknown | China national standards | MT | 2050.0 | USD | 20180319 |