| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1770.0 | USD | 20190301 |
| Unknown | China national standards | MT | 2630.0 | USD | 20190301 |
| Unknown | China national standards | MT | 3990.0 | USD | 20190301 |
| Unknown | China national standards | MT | 18890.0 | USD | 20190223 |
| Unknown | China national standards | MT | 11490.0 | USD | 20190223 |
| Unknown | China national standards | MT | 1720.0 | USD | 20190223 |
| Unknown | China national standards | MT | 3880.0 | USD | 20190223 |
| Unknown | China national standards | MT | 1630.0 | USD | 20190222 |
| Unknown | China national standards | MT | 2760.0 | USD | 20190222 |
| Unknown | China national standards | MT | 13850.0 | USD | 20190221 |