| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20191020 |
| Unknown | China national standards | MT | 370.0 | USD | 20191018 |
| Unknown | China national standards | MT | 1160.0 | USD | 20191017 |
| Unknown | China national standards | MT | 1380.0 | USD | 20191017 |
| Unknown | China national standards | MT | 50.0 | USD | 20191016 |
| Unknown | China national standards | MT | 20.0 | USD | 20191015 |
| Unknown | China national standards | MT | 1380.0 | USD | 20191014 |
| Unknown | China national standards | MT | 1160.0 | USD | 20191010 |
| Unknown | China national standards | MT | 150.0 | USD | 20191010 |
| Unknown | China national standards | MT | 20.0 | USD | 20191010 |