| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 28190.0 | USD | 20190222 |
| Unknown | China national standards | MT | 25980.0 | USD | 20190222 |
| Unknown | China national standards | MT | 3430.0 | USD | 20190222 |
| Unknown | China national standards | MT | 3820.0 | USD | 20190220 |
| Unknown | China national standards | MT | 24540.0 | USD | 20190219 |
| Unknown | China national standards | MT | 25570.0 | USD | 20190219 |
| Unknown | China national standards | MT | 23010.0 | USD | 20190218 |
| Unknown | China national standards | MT | 3780.0 | USD | 20190217 |
| Unknown | China national standards | MT | 3400.0 | USD | 20190217 |
| Unknown | China national standards | MT | 3820.0 | USD | 20190215 |