| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20690.0 | USD | 20181214 |
| Unknown | China national standards | MT | 9080.0 | USD | 20181212 |
| Unknown | China national standards | MT | 20590.0 | USD | 20181212 |
| Unknown | China national standards | MT | 2970.0 | USD | 20181211 |
| Unknown | China national standards | MT | 9040.0 | USD | 20181201 |
| Unknown | China national standards | MT | 2950.0 | USD | 20181201 |
| Unknown | China national standards | MT | 20510.0 | USD | 20181201 |
| Unknown | China national standards | MT | 1300.0 | USD | 20181201 |
| Unknown | China national standards | MT | 20510.0 | USD | 20181201 |
| Unknown | China national standards | MT | 17410.0 | USD | 20181121 |