| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20190110 |
| Unknown | China national standards | MT | 70.0 | USD | 20190110 |
| Unknown | China national standards | MT | 560.0 | USD | 20190101 |
| Unknown | China national standards | MT | 470.0 | USD | 20190101 |
| Unknown | China national standards | MT | 560.0 | USD | 20190101 |
| Unknown | China national standards | MT | 980.0 | USD | 20190101 |
| Unknown | China national standards | MT | 480.0 | USD | 20190101 |
| Unknown | China national standards | MT | 830.0 | USD | 20190101 |
| Unknown | China national standards | MT | 710.0 | USD | 20190101 |
| Unknown | China national standards | MT | 510.0 | USD | 20190101 |