| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3980.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3880.0 | USD | 20190901 |
| Unknown | China national standards | MT | 7150.0 | USD | 20190901 |
| Unknown | China national standards | MT | 28030.0 | USD | 20190901 |
| Unknown | China national standards | MT | 24130.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2580.0 | USD | 20190822 |
| Unknown | China national standards | MT | 17750.0 | USD | 20190822 |
| Unknown | China national standards | MT | 2590.0 | USD | 20190816 |
| Unknown | China national standards | MT | 4340.0 | USD | 20190815 |
| Unknown | China national standards | MT | 29960.0 | USD | 20190810 |