| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 120.0 | USD | 20180123 |
| Unknown | China national standards | MT | 20.0 | USD | 20180123 |
| Unknown | China national standards | MT | 1300.0 | USD | 20180121 |
| Unknown | China national standards | MT | 120.0 | USD | 20180119 |
| Unknown | China national standards | MT | 60.0 | USD | 20180116 |
| Unknown | China national standards | MT | 280.0 | USD | 20180115 |
| Unknown | China national standards | MT | 370.0 | USD | 20180115 |
| Unknown | China national standards | MT | 280.0 | USD | 20180113 |
| Unknown | China national standards | MT | 60.0 | USD | 20180113 |
| Unknown | China national standards | MT | 190.0 | USD | 20180113 |