| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 930.0 | USD | 20190901 |
| Unknown | China national standards | MT | 1420.0 | USD | 20190901 |
| Unknown | China national standards | MT | 920.0 | USD | 20190901 |
| Unknown | China national standards | MT | 130.0 | USD | 20190901 |
| Unknown | China national standards | MT | 100.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2280.0 | USD | 20190823 |
| Unknown | China national standards | MT | 150.0 | USD | 20190822 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190819 |
| Unknown | China national standards | MT | 100.0 | USD | 20190819 |
| Unknown | China national standards | MT | 15740.0 | USD | 20190818 |