| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1850.0 | USD | 20180622 |
| Unknown | China national standards | MT | 33070.0 | USD | 20180620 |
| Unknown | China national standards | MT | 290.0 | USD | 20180619 |
| Unknown | China national standards | MT | 3700.0 | USD | 20180618 |
| Unknown | China national standards | MT | 211740.02 | USD | 20180618 |
| Unknown | China national standards | MT | 580.0 | USD | 20180617 |
| Unknown | China national standards | MT | 33220.0 | USD | 20180616 |
| Unknown | China national standards | MT | 630.0 | USD | 20180616 |
| Unknown | China national standards | MT | 290.0 | USD | 20180615 |
| Unknown | China national standards | MT | 20.0 | USD | 20180614 |