| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190723 |
| Unknown | China national standards | MT | 150.0 | USD | 20190722 |
| Unknown | China national standards | MT | 950.0 | USD | 20190722 |
| Unknown | China national standards | MT | 520.0 | USD | 20190722 |
| Unknown | China national standards | MT | 890.0 | USD | 20190720 |
| Unknown | China national standards | MT | 140.0 | USD | 20190718 |
| Unknown | China national standards | MT | 16940.0 | USD | 20190718 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190718 |
| Unknown | China national standards | MT | 950.0 | USD | 20190718 |
| Unknown | China national standards | MT | 990.0 | USD | 20190717 |