| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4980.0 | USD | 20191001 |
| Unknown | China national standards | MT | 2330.0 | USD | 20191001 |
| Unknown | China national standards | MT | 2120.0 | USD | 20190922 |
| Unknown | China national standards | MT | 300.0 | USD | 20190920 |
| Unknown | China national standards | MT | 2310.0 | USD | 20190920 |
| Unknown | China national standards | MT | 300.0 | USD | 20190919 |
| Unknown | China national standards | MT | 2260.0 | USD | 20190918 |
| Unknown | China national standards | MT | 2960.0 | USD | 20190918 |
| Unknown | China national standards | MT | 2120.0 | USD | 20190917 |
| Unknown | China national standards | MT | 330.0 | USD | 20190916 |