| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1030.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180801 |
| Unknown | China national standards | MT | 950.0 | USD | 20180801 |
| Unknown | China national standards | MT | 970.0 | USD | 20180801 |
| Unknown | China national standards | MT | 150.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180723 |
| Unknown | China national standards | MT | 150.0 | USD | 20180722 |
| Unknown | China national standards | MT | 960.0 | USD | 20180722 |
| Unknown | China national standards | MT | 160.0 | USD | 20180721 |