| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1070.0 | USD | 20180722 |
| Unknown | China national standards | MT | 170.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1100.0 | USD | 20180719 |
| Unknown | China national standards | MT | 11670.0 | USD | 20180718 |
| Unknown | China national standards | MT | 170.0 | USD | 20180718 |
| Unknown | China national standards | MT | 170.0 | USD | 20180717 |
| Unknown | China national standards | MT | 4660.0 | USD | 20180717 |
| Unknown | China national standards | MT | 4670.0 | USD | 20180715 |
| Unknown | China national standards | MT | 180.0 | USD | 20180712 |
| Unknown | China national standards | MT | 180.0 | USD | 20180701 |