| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20190722 |
| Unknown | China national standards | MT | 2860.0 | USD | 20190722 |
| Unknown | China national standards | MT | 300.0 | USD | 20190721 |
| Unknown | China national standards | MT | 4550.0 | USD | 20190721 |
| Unknown | China national standards | MT | 2330.0 | USD | 20190720 |
| Unknown | China national standards | MT | 360.0 | USD | 20190719 |
| Unknown | China national standards | MT | 300.0 | USD | 20190718 |
| Unknown | China national standards | MT | 2710.0 | USD | 20190717 |
| Unknown | China national standards | MT | 360.0 | USD | 20190717 |
| Unknown | China national standards | MT | 2040.0 | USD | 20190716 |