| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 980.0 | USD | 20180723 |
| Unknown | China national standards | MT | 860.0 | USD | 20180722 |
| Unknown | China national standards | MT | 6110.0 | USD | 20180722 |
| Unknown | China national standards | MT | 5530.0 | USD | 20180721 |
| Unknown | China national standards | MT | 950.0 | USD | 20180721 |
| Unknown | China national standards | MT | 4450.0 | USD | 20180720 |
| Unknown | China national standards | MT | 860.0 | USD | 20180720 |
| Unknown | China national standards | MT | 6430.0 | USD | 20180719 |
| Unknown | China national standards | MT | 7690.0 | USD | 20180718 |
| Unknown | China national standards | MT | 6210.0 | USD | 20180717 |