| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 640.0 | USD | 20170901 |
| Unknown | China national standards | MT | 100.0 | USD | 20170901 |
| Unknown | China national standards | MT | 80.0 | USD | 20170822 |
| Unknown | China national standards | MT | 640.0 | USD | 20170822 |
| Unknown | China national standards | MT | 1120.0 | USD | 20170821 |
| Unknown | China national standards | MT | 500.0 | USD | 20170818 |
| Unknown | China national standards | MT | 90.0 | USD | 20170818 |
| Unknown | China national standards | MT | 160.0 | USD | 20170816 |
| Unknown | China national standards | MT | 640.0 | USD | 20170815 |
| Unknown | China national standards | MT | 90.0 | USD | 20170813 |