| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 600.0 | USD | 20191215 |
| Unknown | China national standards | MT | 1030.0 | USD | 20191214 |
| Unknown | China national standards | MT | 1000.0 | USD | 20191214 |
| Unknown | China national standards | MT | 4200.0 | USD | 20191214 |
| Unknown | China national standards | MT | 1630.0 | USD | 20191212 |
| Unknown | China national standards | MT | 590.0 | USD | 20191211 |
| Unknown | China national standards | MT | 7170.0 | USD | 20191211 |
| Unknown | China national standards | MT | 6970.0 | USD | 20191210 |
| Unknown | China national standards | MT | 3990.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3960.0 | USD | 20191201 |