| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1860.0 | USD | 20190722 |
| Unknown | China national standards | MT | 760.0 | USD | 20190721 |
| Unknown | China national standards | MT | 300.0 | USD | 20190721 |
| Unknown | China national standards | MT | 2010.0 | USD | 20190720 |
| Unknown | China national standards | MT | 1880.0 | USD | 20190720 |
| Unknown | China national standards | MT | 2120.0 | USD | 20190720 |
| Unknown | China national standards | MT | 2140.0 | USD | 20190720 |
| Unknown | China national standards | MT | 7120.0 | USD | 20190720 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190719 |
| Unknown | China national standards | MT | 7120.0 | USD | 20190719 |