| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 147220.0 | USD | 20180622 |
| Unknown | China national standards | MT | 23810.0 | USD | 20180621 |
| Unknown | China national standards | MT | 23280.0 | USD | 20180621 |
| Unknown | China national standards | MT | 23380.0 | USD | 20180620 |
| Unknown | China national standards | MT | 23210.0 | USD | 20180620 |
| Unknown | China national standards | MT | 23340.0 | USD | 20180619 |
| Unknown | China national standards | MT | 23480.0 | USD | 20180618 |
| Unknown | China national standards | MT | 23420.0 | USD | 20180617 |
| Unknown | China national standards | MT | 24210.0 | USD | 20180617 |
| Unknown | China national standards | MT | 132230.0 | USD | 20180617 |