| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20180123 |
| Unknown | China national standards | MT | 60.0 | USD | 20180122 |
| Unknown | China national standards | MT | 70.0 | USD | 20180122 |
| Unknown | China national standards | MT | 420.0 | USD | 20180122 |
| Unknown | China national standards | MT | 390.0 | USD | 20180121 |
| Unknown | China national standards | MT | 90.0 | USD | 20180121 |
| Unknown | China national standards | MT | 70.0 | USD | 20180121 |
| Unknown | China national standards | MT | 490.0 | USD | 20180120 |
| Unknown | China national standards | MT | 70.0 | USD | 20180120 |
| Unknown | China national standards | MT | 420.0 | USD | 20180119 |