| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20790.0 | USD | 20180623 |
| Unknown | China national standards | MT | 2470.0 | USD | 20180622 |
| Unknown | China national standards | MT | 1160.0 | USD | 20180621 |
| Unknown | China national standards | MT | 17490.0 | USD | 20180620 |
| Unknown | China national standards | MT | 18560.0 | USD | 20180619 |
| Unknown | China national standards | MT | 3290.0 | USD | 20180618 |
| Unknown | China national standards | MT | 14060.0 | USD | 20180618 |
| Unknown | China national standards | MT | 16740.0 | USD | 20180618 |
| Unknown | China national standards | MT | 2210.0 | USD | 20180617 |
| Unknown | China national standards | MT | 7400.0 | USD | 20180617 |