| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3920.0 | USD | 20190101 |
| Unknown | China national standards | MT | 4520.0 | USD | 20190101 |
| Unknown | China national standards | MT | 4240.0 | USD | 20190101 |
| Unknown | China national standards | MT | 4520.0 | USD | 20190101 |
| Unknown | China national standards | MT | 620.0 | USD | 20190101 |
| Unknown | China national standards | MT | 570.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1050.0 | USD | 20190101 |
| Unknown | China national standards | MT | 570.0 | USD | 20190101 |
| Unknown | China national standards | MT | 4180.0 | USD | 20181218 |
| Unknown | China national standards | MT | 4000.0 | USD | 20181217 |