| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 69560.0 | USD | 20180315 |
| Unknown | China national standards | MT | 27280.0 | USD | 20180314 |
| Unknown | China national standards | MT | 10970.0 | USD | 20180313 |
| Unknown | China national standards | MT | 260.0 | USD | 20180313 |
| Unknown | China national standards | MT | 5880.0 | USD | 20180313 |
| Unknown | China national standards | MT | 44890.0 | USD | 20180311 |
| Unknown | China national standards | MT | 64400.0 | USD | 20180310 |
| Unknown | China national standards | MT | 7960.0 | USD | 20180301 |
| Unknown | China national standards | MT | 10190.0 | USD | 20180301 |
| Unknown | China national standards | MT | 15020.0 | USD | 20180301 |