| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60210.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1860.0 | USD | 20190101 |
| Unknown | China national standards | MT | 3110.0 | USD | 20190101 |
| Unknown | China national standards | MT | 2560.0 | USD | 20190101 |
| Unknown | China national standards | MT | 450.0 | USD | 20190101 |
| Unknown | China national standards | MT | 450.0 | USD | 20190101 |
| Unknown | China national standards | MT | 2180.0 | USD | 20181223 |
| Unknown | China national standards | MT | 260.0 | USD | 20181222 |
| Unknown | China national standards | MT | 1820.0 | USD | 20181222 |
| Unknown | China national standards | MT | 260.0 | USD | 20181221 |