| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20170314 |
| Unknown | China national standards | MT | 160.0 | USD | 20170313 |
| Unknown | China national standards | MT | 1100.0 | USD | 20170301 |
| Unknown | China national standards | MT | 160.0 | USD | 20170301 |
| Unknown | China national standards | MT | 160.0 | USD | 20170223 |
| Unknown | China national standards | MT | 1100.0 | USD | 20170220 |
| Unknown | China national standards | MT | 160.0 | USD | 20170220 |
| Unknown | China national standards | MT | 1100.0 | USD | 20170201 |
| Unknown | China national standards | MT | 140.0 | USD | 20170123 |
| Unknown | China national standards | MT | 140.0 | USD | 20170121 |