| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2680.0 | USD | 20181001 |
| Unknown | China national standards | MT | 18350.0 | USD | 20181001 |
| Unknown | China national standards | MT | 19360.0 | USD | 20180922 |
| Unknown | China national standards | MT | 18240.0 | USD | 20180920 |
| Unknown | China national standards | MT | 18230.0 | USD | 20180919 |
| Unknown | China national standards | MT | 2810.0 | USD | 20180917 |
| Unknown | China national standards | MT | 19320.0 | USD | 20180911 |
| Unknown | China national standards | MT | 2660.0 | USD | 20180901 |
| Unknown | China national standards | MT | 2660.0 | USD | 20180901 |
| Unknown | China national standards | MT | 2820.0 | USD | 20180901 |