| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20180201 |
| Unknown | China national standards | MT | 1150.0 | USD | 20180122 |
| Unknown | China national standards | MT | 1110.0 | USD | 20180122 |
| Unknown | China national standards | MT | 1150.0 | USD | 20180121 |
| Unknown | China national standards | MT | 4430.0 | USD | 20180121 |
| Unknown | China national standards | MT | 170.0 | USD | 20180120 |
| Unknown | China national standards | MT | 1140.0 | USD | 20180120 |
| Unknown | China national standards | MT | 1110.0 | USD | 20180119 |
| Unknown | China national standards | MT | 170.0 | USD | 20180117 |
| Unknown | China national standards | MT | 1400.0 | USD | 20180117 |