| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 410.0 | USD | 20190401 |
| Unknown | China national standards | MT | 500.0 | USD | 20190401 |
| Unknown | China national standards | MT | 510.0 | USD | 20190401 |
| Unknown | China national standards | MT | 500.0 | USD | 20190401 |
| Unknown | China national standards | MT | 470.0 | USD | 20190401 |
| Unknown | China national standards | MT | 760.0 | USD | 20190401 |
| Unknown | China national standards | MT | 380.0 | USD | 20190401 |
| Unknown | China national standards | MT | 540.0 | USD | 20190401 |
| Unknown | China national standards | MT | 550.0 | USD | 20190401 |
| Unknown | China national standards | MT | 580.0 | USD | 20190401 |