| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 90810.0 | USD | 20190723 |
| Unknown | China national standards | MT | 12510.0 | USD | 20190722 |
| Unknown | China national standards | MT | 91050.0 | USD | 20190721 |
| Unknown | China national standards | MT | 14060.0 | USD | 20190719 |
| Unknown | China national standards | MT | 92280.0 | USD | 20190718 |
| Unknown | China national standards | MT | 13090.0 | USD | 20190718 |
| Unknown | China national standards | MT | 63380.0 | USD | 20190717 |
| Unknown | China national standards | MT | 63380.0 | USD | 20190717 |
| Unknown | China national standards | MT | 12580.0 | USD | 20190715 |
| Unknown | China national standards | MT | 106570.0 | USD | 20190715 |