| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20170901 |
| Unknown | China national standards | MT | 150.0 | USD | 20170901 |
| Unknown | China national standards | MT | 1100.0 | USD | 20170823 |
| Unknown | China national standards | MT | 150.0 | USD | 20170823 |
| Unknown | China national standards | MT | 170.0 | USD | 20170822 |
| Unknown | China national standards | MT | 990.0 | USD | 20170821 |
| Unknown | China national standards | MT | 960.0 | USD | 20170819 |
| Unknown | China national standards | MT | 150.0 | USD | 20170819 |
| Unknown | China national standards | MT | 1170.0 | USD | 20170818 |
| Unknown | China national standards | MT | 990.0 | USD | 20170818 |