| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 250.0 | USD | 20190222 |
| Unknown | China national standards | MT | 260.0 | USD | 20190222 |
| Unknown | China national standards | MT | 280.0 | USD | 20190222 |
| Unknown | China national standards | MT | 1200.0 | USD | 20190222 |
| Unknown | China national standards | MT | 1750.0 | USD | 20190221 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190221 |
| Unknown | China national standards | MT | 230.0 | USD | 20190220 |
| Unknown | China national standards | MT | 280.0 | USD | 20190220 |
| Unknown | China national standards | MT | 1740.0 | USD | 20190219 |
| Unknown | China national standards | MT | 1650.0 | USD | 20190218 |