| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3900.0 | USD | 20190218 |
| Unknown | China national standards | MT | 39600.0 | USD | 20190215 |
| Unknown | China national standards | MT | 5740.0 | USD | 20190214 |
| Unknown | China national standards | MT | 5740.0 | USD | 20190214 |
| Unknown | China national standards | MT | 3980.0 | USD | 20190212 |
| Unknown | China national standards | MT | 27720.0 | USD | 20190210 |
| Unknown | China national standards | MT | 3940.0 | USD | 20190210 |
| Unknown | China national standards | MT | 29470.0 | USD | 20190201 |
| Unknown | China national standards | MT | 4360.0 | USD | 20190201 |
| Unknown | China national standards | MT | 4020.0 | USD | 20190201 |