| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 350.0 | USD | 20190801 |
| Unknown | China national standards | MT | 120.0 | USD | 20190801 |
| Unknown | China national standards | MT | 690.0 | USD | 20190723 |
| Unknown | China national standards | MT | 830.0 | USD | 20190723 |
| Unknown | China national standards | MT | 790.0 | USD | 20190723 |
| Unknown | China national standards | MT | 880.0 | USD | 20190723 |
| Unknown | China national standards | MT | 1460.0 | USD | 20190723 |
| Unknown | China national standards | MT | 90.0 | USD | 20190723 |
| Unknown | China national standards | MT | 120.0 | USD | 20190722 |
| Unknown | China national standards | MT | 130.0 | USD | 20190722 |