| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 270.0 | USD | 20191221 |
| Unknown | China national standards | MT | 1720.0 | USD | 20191220 |
| Unknown | China national standards | MT | 270.0 | USD | 20191219 |
| Unknown | China national standards | MT | 280.0 | USD | 20191219 |
| Unknown | China national standards | MT | 1940.0 | USD | 20191218 |
| Unknown | China national standards | MT | 1940.0 | USD | 20191218 |
| Unknown | China national standards | MT | 1880.0 | USD | 20191217 |
| Unknown | China national standards | MT | 1640.0 | USD | 20191217 |
| Unknown | China national standards | MT | 270.0 | USD | 20191217 |
| Unknown | China national standards | MT | 270.0 | USD | 20191217 |