| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20191222 |
| Unknown | China national standards | MT | 40.0 | USD | 20191221 |
| Unknown | China national standards | MT | 4070.0 | USD | 20191220 |
| Unknown | China national standards | MT | 580.0 | USD | 20191217 |
| Unknown | China national standards | MT | 300.0 | USD | 20191217 |
| Unknown | China national standards | MT | 300.0 | USD | 20191217 |
| Unknown | China national standards | MT | 3380.0 | USD | 20191215 |
| Unknown | China national standards | MT | 3380.0 | USD | 20191215 |
| Unknown | China national standards | MT | 300.0 | USD | 20191215 |
| Unknown | China national standards | MT | 360.0 | USD | 20191214 |