| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1090.0 | USD | 20180221 |
| Unknown | China national standards | MT | 170.0 | USD | 20180219 |
| Unknown | China national standards | MT | 170.0 | USD | 20180219 |
| Unknown | China national standards | MT | 160.0 | USD | 20180218 |
| Unknown | China national standards | MT | 1050.0 | USD | 20180215 |
| Unknown | China national standards | MT | 160.0 | USD | 20180213 |
| Unknown | China national standards | MT | 170.0 | USD | 20180213 |
| Unknown | China national standards | MT | 1060.0 | USD | 20180201 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180201 |
| Unknown | China national standards | MT | 170.0 | USD | 20180201 |