| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 660.0 | USD | 20180910 |
| Unknown | China national standards | MT | 660.0 | USD | 20180901 |
| Unknown | China national standards | MT | 4390.0 | USD | 20180901 |
| Unknown | China national standards | MT | 7930.0 | USD | 20180901 |
| Unknown | China national standards | MT | 2120.0 | USD | 20180816 |
| Unknown | China national standards | MT | 14220.0 | USD | 20180814 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180814 |
| Unknown | China national standards | MT | 2130.0 | USD | 20180811 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180801 |
| Unknown | China national standards | MT | 160.0 | USD | 20180801 |