| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2890.0 | USD | 20190816 |
| Unknown | China national standards | MT | 2690.0 | USD | 20190816 |
| Unknown | China national standards | MT | 3010.0 | USD | 20190815 |
| Unknown | China national standards | MT | 2940.0 | USD | 20190815 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190814 |
| Unknown | China national standards | MT | 2720.0 | USD | 20190813 |
| Unknown | China national standards | MT | 420.0 | USD | 20190812 |
| Unknown | China national standards | MT | 430.0 | USD | 20190801 |
| Unknown | China national standards | MT | 50.0 | USD | 20190801 |
| Unknown | China national standards | MT | 400.0 | USD | 20190801 |