| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 12600.0 | USD | 20190201 |
| Unknown | China national standards | MT | 85170.0 | USD | 20190201 |
| Unknown | China national standards | MT | 12600.0 | USD | 20190201 |
| Unknown | China national standards | MT | 85170.0 | USD | 20190201 |
| Unknown | China national standards | MT | 12390.0 | USD | 20181019 |
| Unknown | China national standards | MT | 85320.0 | USD | 20181013 |
| Unknown | China national standards | MT | 12450.0 | USD | 20181010 |
| Unknown | China national standards | MT | 85720.0 | USD | 20181001 |
| Unknown | China national standards | MT | 23190.0 | USD | 20180923 |
| Unknown | China national standards | MT | 159009.98 | USD | 20180922 |