| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 80.0 | USD | 20190221 |
| Unknown | China national standards | MT | 530.0 | USD | 20190220 |
| Unknown | China national standards | MT | 670.0 | USD | 20190218 |
| Unknown | China national standards | MT | 100.0 | USD | 20190218 |
| Unknown | China national standards | MT | 230.0 | USD | 20190217 |
| Unknown | China national standards | MT | 100.0 | USD | 20190217 |
| Unknown | China national standards | MT | 680.0 | USD | 20190215 |
| Unknown | China national standards | MT | 100.0 | USD | 20190214 |
| Unknown | China national standards | MT | 100.0 | USD | 20190214 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190212 |