| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 210.0 | USD | 20190118 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190117 |
| Unknown | China national standards | MT | 1850.0 | USD | 20190117 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190116 |
| Unknown | China national standards | MT | 250.0 | USD | 20190114 |
| Unknown | China national standards | MT | 1760.0 | USD | 20190113 |
| Unknown | China national standards | MT | 1470.0 | USD | 20190112 |
| Unknown | China national standards | MT | 210.0 | USD | 20190112 |
| Unknown | China national standards | MT | 270.0 | USD | 20190101 |
| Unknown | China national standards | MT | 210.0 | USD | 20190101 |