| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1580.0 | USD | 20180921 |
| Unknown | China national standards | MT | 10360.0 | USD | 20180920 |
| Unknown | China national standards | MT | 1610.0 | USD | 20180920 |
| Unknown | China national standards | MT | 10350.0 | USD | 20180919 |
| Unknown | China national standards | MT | 1590.0 | USD | 20180918 |
| Unknown | China national standards | MT | 10860.0 | USD | 20180917 |
| Unknown | China national standards | MT | 10950.0 | USD | 20180917 |
| Unknown | China national standards | MT | 11060.0 | USD | 20180916 |
| Unknown | China national standards | MT | 1520.0 | USD | 20180914 |
| Unknown | China national standards | MT | 9050.0 | USD | 20180913 |