| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 21430.0 | USD | 20190813 |
| Unknown | China national standards | MT | 3150.0 | USD | 20190812 |
| Unknown | China national standards | MT | 3110.0 | USD | 20190812 |
| Unknown | China national standards | MT | 3450.0 | USD | 20190811 |
| Unknown | China national standards | MT | 23750.0 | USD | 20190811 |
| Unknown | China national standards | MT | 3070.0 | USD | 20190811 |
| Unknown | China national standards | MT | 21470.0 | USD | 20190801 |
| Unknown | China national standards | MT | 24160.0 | USD | 20190801 |
| Unknown | China national standards | MT | 23460.0 | USD | 20190801 |
| Unknown | China national standards | MT | 3240.0 | USD | 20190801 |