| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1450.0 | USD | 20190119 |
| Unknown | China national standards | MT | 9920.0 | USD | 20190112 |
| Unknown | China national standards | MT | 11550.0 | USD | 20190111 |
| Unknown | China national standards | MT | 11430.0 | USD | 20190101 |
| Unknown | China national standards | MT | 9820.0 | USD | 20190101 |
| Unknown | China national standards | MT | 120.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1030.0 | USD | 20181221 |
| Unknown | China national standards | MT | 7180.0 | USD | 20181221 |
| Unknown | China national standards | MT | 3550.0 | USD | 20181221 |
| Unknown | China national standards | MT | 510.0 | USD | 20181221 |