| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20190801 |
| Unknown | China national standards | MT | 150.0 | USD | 20190801 |
| Unknown | China national standards | MT | 380.0 | USD | 20190801 |
| Unknown | China national standards | MT | 390.0 | USD | 20190801 |
| Unknown | China national standards | MT | 5110.0 | USD | 20190722 |
| Unknown | China national standards | MT | 35180.0 | USD | 20190722 |
| Unknown | China national standards | MT | 35240.0 | USD | 20190721 |
| Unknown | China national standards | MT | 40.0 | USD | 20190721 |
| Unknown | China national standards | MT | 300.0 | USD | 20190720 |
| Unknown | China national standards | MT | 40.0 | USD | 20190719 |