| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20180515 |
| Unknown | China national standards | MT | 420.0 | USD | 20180514 |
| Unknown | China national standards | MT | 1730.0 | USD | 20180514 |
| Unknown | China national standards | MT | 460.0 | USD | 20180514 |
| Unknown | China national standards | MT | 2890.0 | USD | 20180512 |
| Unknown | China national standards | MT | 1780.0 | USD | 20180512 |
| Unknown | China national standards | MT | 2890.0 | USD | 20180512 |
| Unknown | China national standards | MT | 1730.0 | USD | 20180511 |
| Unknown | China national standards | MT | 280.0 | USD | 20180511 |
| Unknown | China national standards | MT | 2660.0 | USD | 20180501 |