| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 230.0 | USD | 20191222 |
| Unknown | China national standards | MT | 570.0 | USD | 20191222 |
| Unknown | China national standards | MT | 590.0 | USD | 20191222 |
| Unknown | China national standards | MT | 1000.0 | USD | 20191221 |
| Unknown | China national standards | MT | 7210.0 | USD | 20191220 |
| Unknown | China national standards | MT | 230.0 | USD | 20191220 |
| Unknown | China national standards | MT | 7010.0 | USD | 20191219 |
| Unknown | China national standards | MT | 3020.0 | USD | 20191219 |
| Unknown | China national standards | MT | 4210.0 | USD | 20191218 |
| Unknown | China national standards | MT | 570.0 | USD | 20191217 |