| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 24870.0 | USD | 20180723 |
| Unknown | China national standards | MT | 23150.0 | USD | 20180722 |
| Unknown | China national standards | MT | 3610.0 | USD | 20180722 |
| Unknown | China national standards | MT | 3580.0 | USD | 20180721 |
| Unknown | China national standards | MT | 3820.0 | USD | 20180721 |
| Unknown | China national standards | MT | 24680.0 | USD | 20180720 |
| Unknown | China national standards | MT | 23540.0 | USD | 20180718 |
| Unknown | China national standards | MT | 3640.0 | USD | 20180718 |
| Unknown | China national standards | MT | 3810.0 | USD | 20180718 |
| Unknown | China national standards | MT | 23580.0 | USD | 20180717 |