| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2620.0 | USD | 20190801 |
| Unknown | China national standards | MT | 550.0 | USD | 20190801 |
| Unknown | China national standards | MT | 670.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3050.0 | USD | 20190801 |
| Unknown | China national standards | MT | 540.0 | USD | 20190801 |
| Unknown | China national standards | MT | 520.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3700.0 | USD | 20190723 |
| Unknown | China national standards | MT | 520.0 | USD | 20190723 |
| Unknown | China national standards | MT | 550.0 | USD | 20190722 |
| Unknown | China national standards | MT | 550.0 | USD | 20190722 |