| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 490.0 | USD | 20180515 |
| Unknown | China national standards | MT | 2730.0 | USD | 20180514 |
| Unknown | China national standards | MT | 2890.0 | USD | 20180514 |
| Unknown | China national standards | MT | 3100.0 | USD | 20180514 |
| Unknown | China national standards | MT | 3550.0 | USD | 20180512 |
| Unknown | China national standards | MT | 560.0 | USD | 20180511 |
| Unknown | China national standards | MT | 3200.0 | USD | 20180511 |
| Unknown | China national standards | MT | 420.0 | USD | 20180510 |
| Unknown | China national standards | MT | 3540.0 | USD | 20180510 |
| Unknown | China national standards | MT | 2870.0 | USD | 20180510 |