| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20180223 |
| Unknown | China national standards | MT | 1820.0 | USD | 20180222 |
| Unknown | China national standards | MT | 280.0 | USD | 20180220 |
| Unknown | China national standards | MT | 2580.0 | USD | 20180212 |
| Unknown | China national standards | MT | 460.0 | USD | 20180212 |
| Unknown | China national standards | MT | 1840.0 | USD | 20180201 |
| Unknown | China national standards | MT | 2940.0 | USD | 20180201 |
| Unknown | China national standards | MT | 390.0 | USD | 20180201 |
| Unknown | China national standards | MT | 460.0 | USD | 20180201 |
| Unknown | China national standards | MT | 290.0 | USD | 20180201 |