| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 14580.0 | USD | 20190721 |
| Unknown | China national standards | MT | 100570.0 | USD | 20190721 |
| Unknown | China national standards | MT | 76670.0 | USD | 20190720 |
| Unknown | China national standards | MT | 11130.0 | USD | 20190719 |
| Unknown | China national standards | MT | 89280.0 | USD | 20190719 |
| Unknown | China national standards | MT | 15600.0 | USD | 20190716 |
| Unknown | China national standards | MT | 13000.0 | USD | 20190713 |
| Unknown | China national standards | MT | 76640.0 | USD | 20190713 |
| Unknown | China national standards | MT | 107690.0 | USD | 20190711 |
| Unknown | China national standards | MT | 94350.0 | USD | 20190701 |