| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 650.0 | USD | 20170423 |
| Unknown | China national standards | MT | 670.0 | USD | 20170423 |
| Unknown | China national standards | MT | 520.0 | USD | 20170422 |
| Unknown | China national standards | MT | 520.0 | USD | 20170421 |
| Unknown | China national standards | MT | 640.0 | USD | 20170421 |
| Unknown | China national standards | MT | 3620.0 | USD | 20170417 |
| Unknown | China national standards | MT | 2990.0 | USD | 20170417 |
| Unknown | China national standards | MT | 3620.0 | USD | 20170416 |
| Unknown | China national standards | MT | 4520.0 | USD | 20170415 |
| Unknown | China national standards | MT | 4420.0 | USD | 20170415 |