| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6430.0 | USD | 20190422 |
| Unknown | China national standards | MT | 5600.0 | USD | 20190421 |
| Unknown | China national standards | MT | 5400.0 | USD | 20190421 |
| Unknown | China national standards | MT | 11710.0 | USD | 20190421 |
| Unknown | China national standards | MT | 830.0 | USD | 20190420 |
| Unknown | China national standards | MT | 790.0 | USD | 20190420 |
| Unknown | China national standards | MT | 5600.0 | USD | 20190420 |
| Unknown | China national standards | MT | 830.0 | USD | 20190419 |
| Unknown | China national standards | MT | 6410.0 | USD | 20190418 |
| Unknown | China national standards | MT | 7500.0 | USD | 20190418 |