| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1950.0 | USD | 20190822 |
| Unknown | China national standards | MT | 250.0 | USD | 20190821 |
| Unknown | China national standards | MT | 260.0 | USD | 20190820 |
| Unknown | China national standards | MT | 1800.0 | USD | 20190820 |
| Unknown | China national standards | MT | 2080.0 | USD | 20190820 |
| Unknown | China national standards | MT | 1700.0 | USD | 20190819 |
| Unknown | China national standards | MT | 1810.0 | USD | 20190817 |
| Unknown | China national standards | MT | 300.0 | USD | 20190815 |
| Unknown | China national standards | MT | 300.0 | USD | 20190815 |
| Unknown | China national standards | MT | 280.0 | USD | 20190814 |