| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 840.0 | USD | 20190801 |
| Unknown | China national standards | MT | 940.0 | USD | 20190801 |
| Unknown | China national standards | MT | 940.0 | USD | 20190801 |
| Unknown | China national standards | MT | 930.0 | USD | 20190801 |
| Unknown | China national standards | MT | 800.0 | USD | 20190723 |
| Unknown | China national standards | MT | 860.0 | USD | 20190723 |
| Unknown | China national standards | MT | 150.0 | USD | 20190722 |
| Unknown | China national standards | MT | 810.0 | USD | 20190722 |
| Unknown | China national standards | MT | 870.0 | USD | 20190722 |
| Unknown | China national standards | MT | 130.0 | USD | 20190721 |