| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20.0 | USD | 20191021 |
| Unknown | China national standards | MT | 560.0 | USD | 20191021 |
| Unknown | China national standards | MT | 3530.0 | USD | 20191020 |
| Unknown | China national standards | MT | 100.0 | USD | 20191019 |
| Unknown | China national standards | MT | 70.0 | USD | 20191017 |
| Unknown | China national standards | MT | 3850.0 | USD | 20191016 |
| Unknown | China national standards | MT | 10.0 | USD | 20191016 |
| Unknown | China national standards | MT | 20.0 | USD | 20191016 |
| Unknown | China national standards | MT | 20.0 | USD | 20191016 |
| Unknown | China national standards | MT | 3530.0 | USD | 20191015 |