| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 350.0 | USD | 20190101 |
| Unknown | China national standards | MT | 350.0 | USD | 20190101 |
| Unknown | China national standards | MT | 310.0 | USD | 20190101 |
| Unknown | China national standards | MT | 320.0 | USD | 20190101 |
| Unknown | China national standards | MT | 380.0 | USD | 20190101 |
| Unknown | China national standards | MT | 430.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 500.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 570.0 | USD | 20190101 |