| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 740.0 | USD | 20190723 |
| Unknown | China national standards | MT | 600.0 | USD | 20190723 |
| Unknown | China national standards | MT | 580.0 | USD | 20190723 |
| Unknown | China national standards | MT | 100.0 | USD | 20190722 |
| Unknown | China national standards | MT | 790.0 | USD | 20190722 |
| Unknown | China national standards | MT | 160.0 | USD | 20190722 |
| Unknown | China national standards | MT | 90.0 | USD | 20190721 |
| Unknown | China national standards | MT | 610.0 | USD | 20190721 |
| Unknown | China national standards | MT | 700.0 | USD | 20190721 |
| Unknown | China national standards | MT | 790.0 | USD | 20190721 |