| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6010.0 | USD | 20180314 |
| Unknown | China national standards | MT | 6000.0 | USD | 20180312 |
| Unknown | China national standards | MT | 950.0 | USD | 20180312 |
| Unknown | China national standards | MT | 940.0 | USD | 20180311 |
| Unknown | China national standards | MT | 880.0 | USD | 20180301 |
| Unknown | China national standards | MT | 6480.0 | USD | 20180301 |
| Unknown | China national standards | MT | 900.0 | USD | 20180301 |
| Unknown | China national standards | MT | 5710.0 | USD | 20180301 |
| Unknown | China national standards | MT | 5610.0 | USD | 20180301 |
| Unknown | China national standards | MT | 880.0 | USD | 20180301 |