| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20181022 |
| Unknown | China national standards | MT | 300.0 | USD | 20181021 |
| Unknown | China national standards | MT | 40.0 | USD | 20181015 |
| Unknown | China national standards | MT | 300.0 | USD | 20181011 |
| Unknown | China national standards | MT | 2900.0 | USD | 20181001 |
| Unknown | China national standards | MT | 420.0 | USD | 20181001 |
| Unknown | China national standards | MT | 2900.0 | USD | 20181001 |
| Unknown | China national standards | MT | 40.0 | USD | 20181001 |
| Unknown | China national standards | MT | 40.0 | USD | 20180923 |
| Unknown | China national standards | MT | 410.0 | USD | 20180920 |