| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 730.0 | USD | 20190222 |
| Unknown | China national standards | MT | 540.0 | USD | 20190222 |
| Unknown | China national standards | MT | 80.0 | USD | 20190222 |
| Unknown | China national standards | MT | 80.0 | USD | 20190222 |
| Unknown | China national standards | MT | 1800.0 | USD | 20190221 |
| Unknown | China national standards | MT | 80.0 | USD | 20190221 |
| Unknown | China national standards | MT | 80.0 | USD | 20190221 |
| Unknown | China national standards | MT | 80.0 | USD | 20190221 |
| Unknown | China national standards | MT | 520.0 | USD | 20190220 |
| Unknown | China national standards | MT | 540.0 | USD | 20190220 |