| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20180801 |
| Unknown | China national standards | MT | 350.0 | USD | 20180723 |
| Unknown | China national standards | MT | 1020.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1240.0 | USD | 20180722 |
| Unknown | China national standards | MT | 5940.0 | USD | 20180722 |
| Unknown | China national standards | MT | 170.0 | USD | 20180721 |
| Unknown | China national standards | MT | 2240.0 | USD | 20180720 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180719 |
| Unknown | China national standards | MT | 6000.0 | USD | 20180719 |
| Unknown | China national standards | MT | 760.0 | USD | 20180719 |