| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 14620.0 | USD | 20170401 |
| Unknown | China national standards | MT | 4640.0 | USD | 20170401 |
| Unknown | China national standards | MT | 3990.0 | USD | 20170323 |
| Unknown | China national standards | MT | 27320.0 | USD | 20170320 |
| Unknown | China national standards | MT | 27370.0 | USD | 20170318 |
| Unknown | China national standards | MT | 3980.0 | USD | 20170313 |