| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 190.0 | USD | 20180201 |
| Unknown | China national standards | MT | 190.0 | USD | 20180201 |
| Unknown | China national standards | MT | 160.0 | USD | 20180123 |
| Unknown | China national standards | MT | 160.0 | USD | 20180122 |
| Unknown | China national standards | MT | 1070.0 | USD | 20180122 |
| Unknown | China national standards | MT | 1090.0 | USD | 20180122 |
| Unknown | China national standards | MT | 160.0 | USD | 20180121 |
| Unknown | China national standards | MT | 200.0 | USD | 20180121 |
| Unknown | China national standards | MT | 190.0 | USD | 20180121 |
| Unknown | China national standards | MT | 200.0 | USD | 20180121 |