| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1440.0 | USD | 20180316 |
| Unknown | China national standards | MT | 1810.0 | USD | 20180311 |
| Unknown | China national standards | MT | 290.0 | USD | 20180301 |
| Unknown | China national standards | MT | 230.0 | USD | 20180301 |
| Unknown | China national standards | MT | 1440.0 | USD | 20180301 |
| Unknown | China national standards | MT | 230.0 | USD | 20180301 |
| Unknown | China national standards | MT | 250.0 | USD | 20180221 |
| Unknown | China national standards | MT | 250.0 | USD | 20180221 |
| Unknown | China national standards | MT | 1880.0 | USD | 20180219 |
| Unknown | China national standards | MT | 1620.0 | USD | 20180216 |