| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 230.0 | USD | 20190117 |
| Unknown | China national standards | MT | 1680.0 | USD | 20190116 |
| Unknown | China national standards | MT | 1580.0 | USD | 20190113 |
| Unknown | China national standards | MT | 1580.0 | USD | 20190113 |
| Unknown | China national standards | MT | 1580.0 | USD | 20190113 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1560.0 | USD | 20190101 |
| Unknown | China national standards | MT | 230.0 | USD | 20190101 |
| Unknown | China national standards | MT | 210.0 | USD | 20190101 |