| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2920.0 | USD | 20180215 |
| Unknown | China national standards | MT | 2060.0 | USD | 20180214 |
| Unknown | China national standards | MT | 460.0 | USD | 20180213 |
| Unknown | China national standards | MT | 2940.0 | USD | 20180212 |
| Unknown | China national standards | MT | 330.0 | USD | 20180212 |
| Unknown | China national standards | MT | 2090.0 | USD | 20180211 |
| Unknown | China national standards | MT | 460.0 | USD | 20180211 |
| Unknown | China national standards | MT | 310.0 | USD | 20180210 |
| Unknown | China national standards | MT | 330.0 | USD | 20180201 |
| Unknown | China national standards | MT | 360.0 | USD | 20180201 |