| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20180801 |
| Unknown | China national standards | MT | 870.0 | USD | 20180723 |
| Unknown | China national standards | MT | 270.0 | USD | 20180723 |
| Unknown | China national standards | MT | 130.0 | USD | 20180721 |
| Unknown | China national standards | MT | 550.0 | USD | 20180715 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180715 |
| Unknown | China national standards | MT | 880.0 | USD | 20180715 |
| Unknown | China national standards | MT | 40.0 | USD | 20180715 |
| Unknown | China national standards | MT | 90.0 | USD | 20180715 |
| Unknown | China national standards | MT | 140.0 | USD | 20180714 |