| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13660.0 | USD | 20191222 |
| Unknown | China national standards | MT | 660.0 | USD | 20191218 |
| Unknown | China national standards | MT | 1950.0 | USD | 20191217 |
| Unknown | China national standards | MT | 4640.0 | USD | 20191215 |
| Unknown | China national standards | MT | 13870.0 | USD | 20191212 |
| Unknown | China national standards | MT | 650.0 | USD | 20191212 |
| Unknown | China national standards | MT | 13860.0 | USD | 20191201 |
| Unknown | China national standards | MT | 13610.0 | USD | 20191201 |
| Unknown | China national standards | MT | 4630.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1980.0 | USD | 20191201 |