| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20191022 |
| Unknown | China national standards | MT | 500.0 | USD | 20191021 |
| Unknown | China national standards | MT | 1200.0 | USD | 20191021 |
| Unknown | China national standards | MT | 530.0 | USD | 20191021 |
| Unknown | China national standards | MT | 470.0 | USD | 20191021 |
| Unknown | China national standards | MT | 490.0 | USD | 20191021 |
| Unknown | China national standards | MT | 570.0 | USD | 20191021 |
| Unknown | China national standards | MT | 530.0 | USD | 20191021 |
| Unknown | China national standards | MT | 510.0 | USD | 20191021 |
| Unknown | China national standards | MT | 510.0 | USD | 20191021 |