| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1300.0 | USD | 20180801 |
| Unknown | China national standards | MT | 100.0 | USD | 20180801 |
| Unknown | China national standards | MT | 190.0 | USD | 20180801 |
| Unknown | China national standards | MT | 100.0 | USD | 20180801 |
| Unknown | China national standards | MT | 160.0 | USD | 20180723 |
| Unknown | China national standards | MT | 810.0 | USD | 20180723 |
| Unknown | China national standards | MT | 130.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1010.0 | USD | 20180720 |
| Unknown | China national standards | MT | 130.0 | USD | 20180719 |
| Unknown | China national standards | MT | 100.0 | USD | 20180717 |