| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 970.0 | USD | 20191210 |
| Unknown | China national standards | MT | 20.0 | USD | 20191201 |
| Unknown | China national standards | MT | 470.0 | USD | 20191201 |
| Unknown | China national standards | MT | 470.0 | USD | 20191201 |
| Unknown | China national standards | MT | 380.0 | USD | 20191122 |
| Unknown | China national standards | MT | 160.0 | USD | 20191121 |
| Unknown | China national standards | MT | 12410.0 | USD | 20191121 |
| Unknown | China national standards | MT | 30.0 | USD | 20191119 |
| Unknown | China national standards | MT | 30.0 | USD | 20191117 |
| Unknown | China national standards | MT | 300.0 | USD | 20191116 |