| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 81010.0 | USD | 20190221 |
| Unknown | China national standards | MT | 65060.0 | USD | 20190220 |
| Unknown | China national standards | MT | 107750.0 | USD | 20190219 |
| Unknown | China national standards | MT | 9640.0 | USD | 20190217 |
| Unknown | China national standards | MT | 106800.0 | USD | 20190216 |
| Unknown | China national standards | MT | 80.0 | USD | 20190215 |
| Unknown | China national standards | MT | 560.0 | USD | 20190214 |
| Unknown | China national standards | MT | 80.0 | USD | 20190214 |
| Unknown | China national standards | MT | 12010.0 | USD | 20190213 |
| Unknown | China national standards | MT | 11400.0 | USD | 20190212 |