| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6000.0 | USD | 20180515 |
| Unknown | China national standards | MT | 25150.0 | USD | 20180514 |
| Unknown | China national standards | MT | 4420.0 | USD | 20180514 |
| Unknown | China national standards | MT | 28790.0 | USD | 20180512 |
| Unknown | China national standards | MT | 3990.0 | USD | 20180512 |
| Unknown | China national standards | MT | 25560.0 | USD | 20180510 |
| Unknown | China national standards | MT | 4070.0 | USD | 20180510 |
| Unknown | China national standards | MT | 27840.0 | USD | 20180501 |
| Unknown | China national standards | MT | 4090.0 | USD | 20180501 |
| Unknown | China national standards | MT | 4580.0 | USD | 20180501 |