| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1620.0 | USD | 20190818 |
| Unknown | China national standards | MT | 1500.0 | USD | 20190817 |
| Unknown | China national standards | MT | 1330.0 | USD | 20190817 |
| Unknown | China national standards | MT | 200.0 | USD | 20190816 |
| Unknown | China national standards | MT | 1500.0 | USD | 20190816 |
| Unknown | China national standards | MT | 200.0 | USD | 20190815 |
| Unknown | China national standards | MT | 190.0 | USD | 20190815 |
| Unknown | China national standards | MT | 190.0 | USD | 20190814 |
| Unknown | China national standards | MT | 230.0 | USD | 20190814 |
| Unknown | China national standards | MT | 1380.0 | USD | 20190814 |