| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4070.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1890.0 | USD | 20180801 |
| Unknown | China national standards | MT | 270.0 | USD | 20180723 |
| Unknown | China national standards | MT | 3000.0 | USD | 20180723 |
| Unknown | China national standards | MT | 1910.0 | USD | 20180722 |
| Unknown | China national standards | MT | 2340.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1070.0 | USD | 20180721 |
| Unknown | China national standards | MT | 310.0 | USD | 20180721 |
| Unknown | China national standards | MT | 6930.0 | USD | 20180721 |
| Unknown | China national standards | MT | 2560.0 | USD | 20180721 |