| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20180122 |
| Unknown | China national standards | MT | 580.0 | USD | 20180121 |
| Unknown | China national standards | MT | 4200.0 | USD | 20180121 |
| Unknown | China national standards | MT | 3600.0 | USD | 20180121 |
| Unknown | China national standards | MT | 580.0 | USD | 20180121 |
| Unknown | China national standards | MT | 560.0 | USD | 20180119 |
| Unknown | China national standards | MT | 3790.0 | USD | 20180119 |
| Unknown | China national standards | MT | 3570.0 | USD | 20180119 |
| Unknown | China national standards | MT | 560.0 | USD | 20180119 |
| Unknown | China national standards | MT | 3680.0 | USD | 20180118 |