| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1100.0 | USD | 20180201 |
| Unknown | China national standards | MT | 420.0 | USD | 20180201 |
| Unknown | China national standards | MT | 70.0 | USD | 20180201 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180123 |
| Unknown | China national standards | MT | 50.0 | USD | 20180123 |
| Unknown | China national standards | MT | 60.0 | USD | 20180123 |
| Unknown | China national standards | MT | 50.0 | USD | 20180122 |
| Unknown | China national standards | MT | 380.0 | USD | 20180122 |
| Unknown | China national standards | MT | 230.0 | USD | 20180122 |
| Unknown | China national standards | MT | 4120.0 | USD | 20180121 |