| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 15190.0 | USD | 20180519 |
| Unknown | China national standards | MT | 2420.0 | USD | 20180519 |
| Unknown | China national standards | MT | 13750.0 | USD | 20180517 |
| Unknown | China national standards | MT | 170.0 | USD | 20180516 |
| Unknown | China national standards | MT | 15260.0 | USD | 20180515 |
| Unknown | China national standards | MT | 5640.0 | USD | 20180514 |
| Unknown | China national standards | MT | 600.0 | USD | 20180514 |
| Unknown | China national standards | MT | 2150.0 | USD | 20180513 |
| Unknown | China national standards | MT | 600.0 | USD | 20180512 |
| Unknown | China national standards | MT | 7620.0 | USD | 20180511 |