| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1350.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1310.0 | USD | 20190101 |
| Unknown | China national standards | MT | 200.0 | USD | 20190101 |
| Unknown | China national standards | MT | 200.0 | USD | 20190101 |
| Unknown | China national standards | MT | 410.0 | USD | 20190101 |
| Unknown | China national standards | MT | 250.0 | USD | 20190101 |
| Unknown | China national standards | MT | 290.0 | USD | 20190101 |
| Unknown | China national standards | MT | 200.0 | USD | 20190101 |
| Unknown | China national standards | MT | 200.0 | USD | 20190101 |
| Unknown | China national standards | MT | 130.0 | USD | 20181223 |