| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1310.0 | USD | 20191023 |
| Unknown | China national standards | MT | 190.0 | USD | 20191023 |
| Unknown | China national standards | MT | 190.0 | USD | 20191022 |
| Unknown | China national standards | MT | 210.0 | USD | 20191021 |
| Unknown | China national standards | MT | 1500.0 | USD | 20191019 |
| Unknown | China national standards | MT | 220.0 | USD | 20191019 |
| Unknown | China national standards | MT | 1770.0 | USD | 20191016 |
| Unknown | China national standards | MT | 250.0 | USD | 20191015 |
| Unknown | China national standards | MT | 250.0 | USD | 20191013 |
| Unknown | China national standards | MT | 1560.0 | USD | 20191012 |