| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 230.0 | USD | 20190719 |
| Unknown | China national standards | MT | 270.0 | USD | 20190719 |
| Unknown | China national standards | MT | 260.0 | USD | 20190718 |
| Unknown | China national standards | MT | 260.0 | USD | 20190718 |
| Unknown | China national standards | MT | 1870.0 | USD | 20190717 |
| Unknown | China national standards | MT | 230.0 | USD | 20190716 |
| Unknown | China national standards | MT | 1560.0 | USD | 20190713 |
| Unknown | China national standards | MT | 1790.0 | USD | 20190712 |
| Unknown | China national standards | MT | 270.0 | USD | 20190701 |
| Unknown | China national standards | MT | 260.0 | USD | 20190701 |