| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6920.0 | USD | 20190916 |
| Unknown | China national standards | MT | 550.0 | USD | 20190914 |
| Unknown | China national standards | MT | 17400.0 | USD | 20190913 |
| Unknown | China national standards | MT | 2470.0 | USD | 20190910 |
| Unknown | China national standards | MT | 2470.0 | USD | 20190901 |
| Unknown | China national standards | MT | 5630.0 | USD | 20190901 |
| Unknown | China national standards | MT | 47500.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3880.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3880.0 | USD | 20190901 |
| Unknown | China national standards | MT | 17080.0 | USD | 20190823 |